WHO Immunization Implementation Guide
1.0.0 - release

WHO Immunization Implementation Guide, published by WHO. This guide is not an authorized publication; it is the continuous build for version 1.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/WorldHealthOrganization/smart-immunizations/tree/132/merge and changes regularly. See the Directory of published versions

: IMMZ.D2.DT.Cholera.WC-rBS vaccine 2 doses - XML Representation

Draft as of 2026-03-31

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<PlanDefinition xmlns="http://hl7.org/fhir">
  <id value="IMMZD2DTCholeraWCRBSVaccine2Doses"/>
  <meta>
    <profile
             value="http://hl7.org/fhir/uv/cpg/StructureDefinition/cpg-recommendationdefinition"/>
    <profile
             value="http://hl7.org/fhir/uv/crmi/StructureDefinition/crmi-shareableplandefinition"/>
    <profile
             value="http://hl7.org/fhir/uv/crmi/StructureDefinition/crmi-publishableplandefinition"/>
  </meta>
  <text>
    <status value="extensions"/>
    <div xmlns="http://www.w3.org/1999/xhtml">
<div>
    <table class="grid dict">
        
        <tr>
            <th scope="row"><b>Id: </b></th>
            <td style="padding-left: 4px;">IMMZD2DTCholeraWCRBSVaccine2Doses</td>
        </tr>
        

        
        <tr>
            <th scope="row"><b>Url: </b></th>
            <td style="padding-left: 4px;"><a href="PlanDefinition-IMMZD2DTCholeraWCRBSVaccine2Doses.html">IMMZ.D2.DT.Cholera.WC-rBS vaccine 2 doses</a></td>
        </tr>
        

        
        <tr>
            <th scope="row"><b>Version: </b></th>
            <td style="padding-left: 4px;">1.0.0</td>
        </tr>
        

        

        
        <tr>
            <th scope="row"><b>Title: </b></th>
            <td style="padding-left: 4px;">IMMZ.D2.DT.Cholera.WC-rBS vaccine 2 doses</td>
        </tr>
        

        

        
        <tr>
            <th scope="row"><b>Status: </b></th>
            <td style="padding-left: 4px;">draft</td>
        </tr>
        

        

        
        <tr>
            <th scope="row"><b>Type: </b></th>
            <td style="padding-left: 4px;">
                
                    
                        
                        <p style="margin-bottom: 5px;">
                            <b>system: </b> <span><a href="http://terminology.hl7.org/7.1.0/CodeSystem-plan-definition-type.html">http://terminology.hl7.org/CodeSystem/plan-definition-type</a></span>
                        </p>
                        
                        
                        <p style="margin-bottom: 5px;">
                            <b>code: </b> <span>eca-rule</span>
                        </p>
                        
                        
                    
                
                
            </td>
        </tr>
        

        

        
        <tr>
            <th scope="row"><b>Date: </b></th>
            <td style="padding-left: 4px;">2026-03-31 13:54:17+0000</td>
        </tr>
        

        
        <tr>
            <th scope="row"><b>Publisher: </b></th>
            <td style="padding-left: 4px;">WHO</td>
        </tr>
        

        
        <tr>
            <th scope="row"><b>Description: </b></th>
            <td style="padding-left: 4px;"><div><p>IMMZ.D2.DT.Cholera.WC-rBS vaccine 2 doses
Whole cell-recombinant B subunit (WC-rBS) vaccine, 2-dose schedule for clients aged over 5 years</p>
</div></td>
        </tr>
        

        
        <tr>
            <th scope="row"><b>Knowledge Capability: </b></th>
            <td style="padding-left: 4px;">
                
                computable 
            </td>
        </tr>
        

        

        

        

        

        

        

        

        

        

        
        <tr>
            <th scope="row"><b>Related Artifacts: </b></th>
            <td style="padding-left: 4px;">
                
                
                <p><b>References</b></p>
                <ul>
                    
                    <li><div><p>WHO recommendations for routine immunization - summary tables (January 2025)</p>
</div><br/><a href="null"/></li>
                    
                </ul>
                
                
                
                
                
                
            </td>
        </tr>
        

        
        <tr>
            <th scope="row"><b>Libraries: </b></th>
            <td style="padding-left: 4px;">
                <table class="grid-dict">
                    
                    <tr>
                        <td><a href="Library-IMMZD2DTCholeraWCRBSVaccine2DosesLogic.html">IMMZD2DTCholeraWCRBSVaccine2DosesLogic</a></td>
                    </tr>
                    
                </table>
            </td>
        </tr>
        

        
        <tr>
            <th scope="row"><b>Actions: </b></th>
            <td style="padding-left: 4px;">
                <table class="grid-dict">
                    
                    <tr>
                        <td>
                            
                            <b> Determine if the client is due for Cholera.:</b> Determine if the client is due for Cholera vaccine according to the national immunization protocol.
Whole cell-recombinant B subunit (WC-rBS) vaccine, 2-dose schedule for clients aged over 5 years
                            
                            <br/>
                            
                            
                            <b>If:</b>
                            
                            <i>Applicability:</i>
                            
                            Client is due for cholera vaccination
                            
                            <i>(Client is due for cholera vaccination)</i>
                            <br/>
                            
                            
                            
                            
                            <b>Then:</b> <i>Definition:</i> <a href="ActivityDefinition-IMMZD2DTMR.html">IMMZD2DTMR</a><br/>
                            
                            <i>Dynamic Values:</i><br/>
                            
                            status: <i>('draft')</i>
                            <br/>
                            
                            intent: <i>('proposal')</i>
                            <br/>
                            
                            medication: <i>(Concept { codes: { Code { system: 'http://smart.who.int/immunizations/CodeSystem/IMMZ.Z', code: 'DE2', display: 'Cholera vaccines' } }, display: 'Cholera vaccines' })</i>
                            <br/>
                            
                            
                            
                            
                        </td>
                    </tr>
                    
                    <tr>
                        <td>
                            
                            <b> Determine if the client is due for Cholera.:</b> Determine if the client is due for Cholera vaccine according to the national immunization protocol.
Whole cell-recombinant B subunit (WC-rBS) vaccine, 2-dose schedule for clients aged over 5 years
                            
                            <br/>
                            
                            
                            <b>If:</b>
                            
                            <i>Applicability:</i>
                            
                            Primary series is complete. Client is due for cholera booster dose
                            
                            <i>(Primary series is complete. Client is due for cholera booster dose)</i>
                            <br/>
                            
                            
                            
                            
                            <b>Then:</b> <i>Definition:</i> <a href="ActivityDefinition-IMMZD2DTMR.html">IMMZD2DTMR</a><br/>
                            
                            <i>Dynamic Values:</i><br/>
                            
                            status: <i>('draft')</i>
                            <br/>
                            
                            intent: <i>('proposal')</i>
                            <br/>
                            
                            medication: <i>(Concept { codes: { Code { system: 'http://smart.who.int/immunizations/CodeSystem/IMMZ.Z', code: 'DE2', display: 'Cholera vaccines' } }, display: 'Cholera vaccines' })</i>
                            <br/>
                            
                            
                            
                            
                        </td>
                    </tr>
                    
                    <tr>
                        <td>
                            
                            <b> Check for Guidance for the patient regarding IMMZ.D2.DT.Cholera.WC-rBS vaccine 2 doses.:</b> Show Guidance for the patient regarding IMMZ.D2.DT.Cholera.WC-rBS vaccine 2 doses.
                            
                            <br/>
                            
                            
                            <b>If:</b>
                            
                            <i>Applicability:</i>
                            
                            Has Guidance
                            
                            <i>(Has Guidance)</i>
                            <br/>
                            
                            
                            
                            
                            <b>Then:</b> <i>Definition:</i> <a href="ActivityDefinition-IMMZD2DTCR.html">IMMZ.D2.DT.CR</a><br/>
                            
                            <i>Dynamic Values:</i><br/>
                            
                            status: <i>('active')</i>
                            <br/>
                            
                            payload.contentString: <i>(Guidance)</i>
                            <br/>
                            
                            category.coding: <i>(Code { system: 'http://terminology.hl7.org/CodeSystem/communication-category', code: 'alert' })</i>
                            <br/>
                            
                            priority: <i>(Code { system: 'http://hl7.org/fhir/request-priority', code: 'routine' })</i>
                            <br/>
                            
                            
                            
                            
                        </td>
                    </tr>
                    
                </table>
            </td>
        </tr>
        
    </table>
</div>
</div>
  </text>
  <contained>
    <Library>
      <id value="effective-data-requirements"/>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZEncounterElements"/>
        </extension>
        <extension url="name">
          <valueString value="Current Patient Age In Years"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/** 
 * @dataElement Patient age in years
 */
define &quot;Current Patient Age In Years&quot;:
  AgeInYearsAt(Today)"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="0"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZD2DTCholeraEncounterElements"/>
        </extension>
        <extension url="name">
          <valueString value="Client's age is more than 5 years"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/*
@input: Client's age is more than 5 years
@pseudocode: Today's date − &quot;Date of birth&quot; &gt; 5 years
@code: Client's age is more than 5 years-40
@decision: IMMZ.D2.DT.Cholera.WC-rBS vaccine 2 doses: Whole cell-recombinant B subunit (WC-rBS) vaccine, 2-dose schedule for clients aged over 5 years
*/
define &quot;Client's age is more than 5 years&quot;:
  Encounter.&quot;Current Patient Age In Years&quot; &gt; 5"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="1"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZElements"/>
        </extension>
        <extension url="name">
          <valueString value="Doses Administered to Patient"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/**
 * @dataElement All Doses Administered to Patient
 */
define &quot;Doses Administered to Patient&quot;:
  [Immunization] I
    where I.status = 'completed'
    and I.isSubpotent is not true"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="2"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZEncounterElements"/>
        </extension>
        <extension url="name">
          <valueString value="Doses Administered to Patient"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/**
 * @dataElement All Doses Administered to Patient
 */
define &quot;Doses Administered to Patient&quot;:
  Elements.&quot;Doses Administered to Patient&quot; I
    where I.occurrence.toInterval() same day or before Today"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="3"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZD2DTCholeraEncounterElements"/>
        </extension>
        <extension url="name">
          <valueString value="Cholera Doses Administered to Patient"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/*
@internal: Cholera containing Doses Administered to Patient
*/
define &quot;Cholera Doses Administered to Patient&quot;:
  Encounter.&quot;Doses Administered to Patient&quot; I
  where
    I.vaccineCode in Concepts.&quot;Cholera vaccines&quot;"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="4"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZD2DTCholeraEncounterElements"/>
        </extension>
        <extension url="name">
          <valueString
                       value="Cholera Primary Series Doses Administered to Patient"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/*
@internal: Cholera containing Doses Administered to Patient that are in the Primary series
*/
define &quot;Cholera Primary Series Doses Administered to Patient&quot;:
  &quot;Cholera Doses Administered to Patient&quot;.seriesPrimary()"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="5"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZD2DTCholeraEncounterElements"/>
        </extension>
        <extension url="name">
          <valueString
                       value="Number of Cholera Primary Series Doses Administered"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/*
@internal: Number of Cholera Primary Series doses
*/
define &quot;Number of Cholera Primary Series Doses Administered&quot;:
  Count(&quot;Cholera Primary Series Doses Administered to Patient&quot;)"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="6"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZD2DTCholeraEncounterElements"/>
        </extension>
        <extension url="name">
          <valueString
                       value="No cholera primary series dose was administered"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/*
@input: No cholera primary series dose was administered
@pseudocode: Count of vaccines administered (where &quot;Vaccine type&quot; = &quot;Cholera vaccines&quot; and &quot;Type of dose&quot; = &quot;Primary series&quot;) = 0
@code: No cholera primary series dose was administered-116
@decision: IMMZ.D2.DT.Cholera.WC vaccines: Whole-cell (WC) vaccines schedule
@decision: IMMZ.D2.DT.Cholera.WC-rBS vaccine 3 doses: Whole cell-recombinant B subunit (WC-rBS) vaccine, 3-dose schedule for clients aged 2–5 years
@decision: IMMZ.D2.DT.Cholera.WC-rBS vaccine 2 doses: Whole cell-recombinant B subunit (WC-rBS) vaccine, 2-dose schedule for clients aged over 5 years
*/
define &quot;No cholera primary series dose was administered&quot;:
  &quot;Number of Cholera Primary Series Doses Administered&quot; = 0"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="7"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZD2DTCholeraWCRBSVaccine2DosesLogic"/>
        </extension>
        <extension url="name">
          <valueString value="Client is due for cholera vaccination Case 1"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/*
@output: Client is due for cholera vaccination Case 1
@pseudocode: &quot;Immunization recommendation status&quot; = &quot;Due&quot;
*/
define &quot;Client is due for cholera vaccination Case 1&quot;:
  Encounter.&quot;Client's age is more than 5 years&quot;
    and Encounter.&quot;No cholera primary series dose was administered&quot;"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="8"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZD2DTCholeraEncounterElements"/>
        </extension>
        <extension url="name">
          <valueString
                       value="At least one cholera primary series dose was administered"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/*
@input: At least one cholera primary series dose was administered
@pseudocode: Count of vaccines administered (where &quot;Vaccine type&quot; = &quot;Cholera vaccines&quot; and &quot;Type of dose&quot; = &quot;Primary series&quot;) &gt;= 1
@code: At least one cholera primary series dose was administered-117
@decision: IMMZ.D2.DT.Cholera.WC-rBS vaccine 3 doses: Whole cell-recombinant B subunit (WC-rBS) vaccine, 3-dose schedule for clients aged 2–5 years
@decision: IMMZ.D2.DT.Cholera.WC-rBS vaccine 2 doses: Whole cell-recombinant B subunit (WC-rBS) vaccine, 2-dose schedule for clients aged over 5 years
*/
define &quot;At least one cholera primary series dose was administered&quot;:
  &quot;Number of Cholera Primary Series Doses Administered&quot; &gt;= 1"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="9"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZD2DTCholeraEncounterElements"/>
        </extension>
        <extension url="name">
          <valueString
                       value="Dose number of the latest primary series dose is one"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/*
@input: Dose number of the latest primary series dose is one
@pseudocode: Latest &quot;Dose number&quot; (where &quot;Vaccine type&quot; = &quot;Cholera vaccines&quot; and &quot;Type of dose&quot; = &quot;Primary series&quot;) = 1
@code: Dose number of the latest primary series dose is one-106
@decision: IMMZ.D2.DT.Cholera.WC-rBS vaccine 3 doses: Whole cell-recombinant B subunit (WC-rBS) vaccine, 3-dose schedule for clients aged 2–5 years
@decision: IMMZ.D2.DT.Cholera.WC-rBS vaccine 2 doses: Whole cell-recombinant B subunit (WC-rBS) vaccine, 2-dose schedule for clients aged over 5 years
*/
define &quot;Dose number of the latest primary series dose is one&quot;:
  &quot;Cholera Primary Series Doses Administered to Patient&quot;.mostRecent().getDose('1') is not null"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="10"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZD2DTCholeraEncounterElements"/>
        </extension>
        <extension url="name">
          <valueString value="Date of Latest Cholera Dose"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/*
@internal: Date of Latest Cholera Dose
*/
define &quot;Date of Latest Cholera Dose&quot;:
  date from start of &quot;Cholera Doses Administered to Patient&quot;.mostRecent().occurrence.toInterval()"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="11"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZD2DTCholeraEncounterElements"/>
        </extension>
        <extension url="name">
          <valueString
                       value="The latest cholera dose was administered more than 1 week and less than 6 weeks ago"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/*
@input: The latest cholera dose was administered more than 1 week and less than 6 weeks ago
@pseudocode: 1 week ≤ Today's date − latest &quot;Date and time of vaccination&quot; (where &quot;Vaccine type&quot; = &quot;Cholera vaccines&quot;) &lt; 6 weeks
@code: The latest cholera dose was administered more than 1 week and less than 6 weeks ago-115
@decision: IMMZ.D2.DT.Cholera.WC-rBS vaccine 3 doses: Whole cell-recombinant B subunit (WC-rBS) vaccine, 3-dose schedule for clients aged 2–5 years
@decision: IMMZ.D2.DT.Cholera.WC-rBS vaccine 2 doses: Whole cell-recombinant B subunit (WC-rBS) vaccine, 2-dose schedule for clients aged over 5 years
*/
define &quot;The latest cholera dose was administered more than 1 week and less than 6 weeks ago&quot;:
  &quot;Date of Latest Cholera Dose&quot; is not null
  and duration in weeks between &quot;Date of Latest Cholera Dose&quot; and Today &gt;= 1
  and duration in weeks between &quot;Date of Latest Cholera Dose&quot; and Today &lt; 6"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="12"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZD2DTCholeraWCRBSVaccine2DosesLogic"/>
        </extension>
        <extension url="name">
          <valueString value="Client is due for cholera vaccination Case 2"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/*
@output: Client is due for cholera vaccination Case 2
@pseudocode: &quot;Immunization recommendation status&quot; = &quot;Due&quot;
*/
define &quot;Client is due for cholera vaccination Case 2&quot;:
  Encounter.&quot;Client's age is more than 5 years&quot;
    and Encounter.&quot;At least one cholera primary series dose was administered&quot;
    and Encounter.&quot;Dose number of the latest primary series dose is one&quot;
    and Encounter.&quot;The latest cholera dose was administered more than 1 week and less than 6 weeks ago&quot;"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="13"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZD2DTCholeraEncounterElements"/>
        </extension>
        <extension url="name">
          <valueString
                       value="The latest cholera dose was administered more than 6 weeks ago"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/*
@input: The latest cholera dose was administered more than 6 weeks ago
@pseudocode: Today's date − latest &quot;Date and time of vaccination&quot; (where &quot;Vaccine type&quot; = &quot;Cholera vaccines&quot;) ≥ 6 weeks
@code: The latest cholera dose was administered more than 6 weeks ago-106
@decision: IMMZ.D2.DT.Cholera.WC-rBS vaccine 3 doses: Whole cell-recombinant B subunit (WC-rBS) vaccine, 3-dose schedule for clients aged 2–5 years
@decision: IMMZ.D2.DT.Cholera.WC-rBS vaccine 2 doses: Whole cell-recombinant B subunit (WC-rBS) vaccine, 2-dose schedule for clients aged over 5 years
*/
define &quot;The latest cholera dose was administered more than 6 weeks ago&quot;:
  &quot;Date of Latest Cholera Dose&quot; is not null
  and duration in weeks between &quot;Date of Latest Cholera Dose&quot; and Today &gt;= 6"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="14"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZD2DTCholeraWCRBSVaccine2DosesLogic"/>
        </extension>
        <extension url="name">
          <valueString value="Client is due for cholera vaccination Case 3"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/*
@output: Client is due for cholera vaccination Case 3
@pseudocode: &quot;Immunization recommendation status&quot; = &quot;Due&quot;
&quot;Completed the booster series&quot; (where &quot;Vaccine type&quot; = &quot;Cholera vaccines&quot;) = FALSE when dose 1 is administered
*/
define &quot;Client is due for cholera vaccination Case 3&quot;:
  Encounter.&quot;Client's age is more than 5 years&quot;
    and Encounter.&quot;At least one cholera primary series dose was administered&quot;
    and Encounter.&quot;Dose number of the latest primary series dose is one&quot;
    and Encounter.&quot;The latest cholera dose was administered more than 6 weeks ago&quot;"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="15"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZD2DTCholeraEncounterElements"/>
        </extension>
        <extension url="name">
          <valueString
                       value="Dose number of the latest primary series dose is more than or equal to two"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/*
@input: Dose number of the latest primary series dose is more than or equal to two
@pseudocode: Latest &quot;Dose number&quot; (where &quot;Vaccine type&quot; = &quot;Cholera vaccines&quot; and &quot;Type of dose&quot; = &quot;Primary series&quot;) &gt;= 2
@code: Dose number of the latest primary series dose is more than or equal to two-107
@decision: IMMZ.D2.DT.Cholera.WC-rBS vaccine 2 doses: Whole cell-recombinant B subunit (WC-rBS) vaccine, 2-dose schedule for clients aged over 5 years
*/
define &quot;Dose number of the latest primary series dose is more than or equal to two&quot;:
  ((&quot;Cholera Primary Series Doses Administered to Patient&quot;.mostRecent()) I
    where exists( I.protocolApplied pa where ToInteger(pa.doseNumber) &gt;= 2)) is not null"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="16"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZD2DTCholeraEncounterElements"/>
        </extension>
        <extension url="name">
          <valueString
                       value="The latest cholera dose was administered approximately more than 2 years ago {Member States defined interval}"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/*
@input: The latest cholera dose was administered approximately more than 2 years ago {Member States defined interval}
@pseudocode: Today's date − latest &quot;Date and time of vaccination&quot; (where &quot;Vaccine type&quot; = &quot;Cholera vaccines&quot;) &gt; 2 years ± Member States defined interval
@code: The latest cholera dose was administered approximately more than 2 years ago {Member States defined interval}-139
@decision: IMMZ.D2.DT.Cholera.WC-rBS vaccine 2 doses: Whole cell-recombinant B subunit (WC-rBS) vaccine, 2-dose schedule for clients aged over 5 years
*/
define &quot;The latest cholera dose was administered approximately more than 2 years ago {Member States defined interval}&quot;:
  &quot;Date of Latest Cholera Dose&quot; is not null
  and duration in days between (&quot;Date of Latest Cholera Dose&quot; + 2 years) and Today &gt; CholeraExactIntervalDays"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="17"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZD2DTCholeraWCRBSVaccine2DosesLogic"/>
        </extension>
        <extension url="name">
          <valueString value="Client is due for cholera vaccination Case 4"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/*
@output: Client is due for cholera vaccination Case 4
@pseudocode: &quot;Immunization recommendation status&quot; = &quot;Due&quot;
&quot;Completed the primary vaccination series&quot; (where &quot;Vaccine type&quot; = &quot;Cholera vaccines&quot;) = FALSE when dose 1 is administered
*/
define &quot;Client is due for cholera vaccination Case 4&quot;:
  Encounter.&quot;Client's age is more than 5 years&quot;
    and Encounter.&quot;At least one cholera primary series dose was administered&quot;
    and Encounter.&quot;Dose number of the latest primary series dose is more than or equal to two&quot;
    and Encounter.&quot;The latest cholera dose was administered approximately more than 2 years ago {Member States defined interval}&quot;"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="18"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZD2DTCholeraWCRBSVaccine2DosesLogic"/>
        </extension>
        <extension url="name">
          <valueString value="Client is due for cholera vaccination"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/*
@output: Client is due for cholera vaccination
@pseudocode: &quot;Immunization recommendation status&quot; = &quot;Due&quot;
*/
define &quot;Client is due for cholera vaccination&quot;:
  &quot;Client is due for cholera vaccination Case 1&quot;
    or &quot;Client is due for cholera vaccination Case 2&quot;
    or &quot;Client is due for cholera vaccination Case 3&quot;
    or &quot;Client is due for cholera vaccination Case 4&quot;"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="19"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZD2DTCholeraWCRBSVaccine2DosesLogic"/>
        </extension>
        <extension url="name">
          <valueString
                       value="Client is due for cholera vaccination Guidance"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/*
@output: Client is due for cholera vaccination Guidance
@guidance = Should vaccinate client with cholera dose as no cholera doses have been administered.
Check for contraindications.
@guidance = Should vaccinate client with cholera dose as the latest cholera dose was administered in the last 1 to 6 weeks.
Check for contraindications.
@guidance = Should vaccinate client with cholera dose and restart primary series as the latest cholera dose was administered more than 6 weeks ago.
Check for contraindications.
@guidance = Should vaccinate client with cholera dose and restart primary series as the latest cholera dose was administered approximately more than 2 years ago. 
Check for contraindications.
*/
define &quot;Client is due for cholera vaccination Guidance&quot;:
  case
    when &quot;Client is due for cholera vaccination Case 1&quot; then 'Should vaccinate client with cholera dose as no cholera doses have been administered.
Check for contraindications.'
    when &quot;Client is due for cholera vaccination Case 2&quot; then 'Should vaccinate client with cholera dose as the latest cholera dose was administered in the last 1 to 6 weeks.
Check for contraindications.'
    when &quot;Client is due for cholera vaccination Case 3&quot; then 'Should vaccinate client with cholera dose and restart primary series as the latest cholera dose was administered more than 6 weeks ago.
Check for contraindications.'
    when &quot;Client is due for cholera vaccination Case 4&quot; then 'Should vaccinate client with cholera dose and restart primary series as the latest cholera dose was administered approximately more than 2 years ago. 
Check for contraindications.'
    else ''
  end"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="20"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZD2DTCholeraEncounterElements"/>
        </extension>
        <extension url="name">
          <valueString
                       value="The latest cholera dose was administered less than 1 week ago"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/*
@input: The latest cholera dose was administered less than 1 week ago
@pseudocode: Today's date − latest &quot;Date and time of vaccination&quot; (where &quot;Vaccine type&quot; = &quot;Cholera vaccines&quot;) &lt; 1 week
@code: The latest cholera dose was administered less than 1 week ago-105
@decision: IMMZ.D2.DT.Cholera.WC-rBS vaccine 3 doses: Whole cell-recombinant B subunit (WC-rBS) vaccine, 3-dose schedule for clients aged 2–5 years
@decision: IMMZ.D2.DT.Cholera.WC-rBS vaccine 2 doses: Whole cell-recombinant B subunit (WC-rBS) vaccine, 2-dose schedule for clients aged over 5 years
*/
define &quot;The latest cholera dose was administered less than 1 week ago&quot;:
  &quot;Date of Latest Cholera Dose&quot; is not null
  and duration in weeks between &quot;Date of Latest Cholera Dose&quot; and Today &lt; 1"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="21"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZD2DTCholeraWCRBSVaccine2DosesLogic"/>
        </extension>
        <extension url="name">
          <valueString value="Client is not due for cholera vaccination"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/*
@output: Client is not due for cholera vaccination
@pseudocode: &quot;Immunization recommendation status&quot; = &quot;Not due&quot;
*/
define &quot;Client is not due for cholera vaccination&quot;:
  Encounter.&quot;Client's age is more than 5 years&quot;
    and Encounter.&quot;At least one cholera primary series dose was administered&quot;
    and Encounter.&quot;Dose number of the latest primary series dose is one&quot;
    and Encounter.&quot;The latest cholera dose was administered less than 1 week ago&quot;"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="22"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZD2DTCholeraWCRBSVaccine2DosesLogic"/>
        </extension>
        <extension url="name">
          <valueString
                       value="Client is not due for cholera vaccination Guidance"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/*
@output: Client is not due for cholera vaccination Guidance
@guidance: Should not vaccinate client with cholera dose as the latest cholera dose was administered less than 1 week ago.
Check for any vaccines due and inform the caregiver of when to come back for the next dose.
*/
define &quot;Client is not due for cholera vaccination Guidance&quot;:
  'Should not vaccinate client with cholera dose as the latest cholera dose was administered less than 1 week ago.
Check for any vaccines due and inform the caregiver of when to come back for the next dose.'"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="23"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZD2DTCholeraEncounterElements"/>
        </extension>
        <extension url="name">
          <valueString
                       value="The latest cholera dose was administered approximately less than 2 years ago {Member States defined interval}"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/*
@input: The latest cholera dose was administered approximately less than 2 years ago {Member States defined interval}
@pseudocode: Today's date − latest &quot;Date and time of vaccination&quot; (where &quot;Vaccine type&quot; = &quot;Cholera vaccines&quot;) ≤ 2 years ± Member States defined interval
@code: The latest cholera dose was administered approximately less than 2 years ago {Member States defined interval}-139
@decision: IMMZ.D2.DT.Cholera.WC-rBS vaccine 2 doses: Whole cell-recombinant B subunit (WC-rBS) vaccine, 2-dose schedule for clients aged over 5 years
*/
define &quot;The latest cholera dose was administered approximately less than 2 years ago {Member States defined interval}&quot;:
  &quot;Date of Latest Cholera Dose&quot; is not null
  and duration in months between &quot;Date of Latest Cholera Dose&quot; and Today &gt; 21
  and duration in days between (&quot;Date of Latest Cholera Dose&quot; + 2 years) and Today &lt;= CholeraExactIntervalDays"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="24"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZD2DTCholeraWCRBSVaccine2DosesLogic"/>
        </extension>
        <extension url="name">
          <valueString
                       value="Primary series is complete. Client is due for cholera booster dose"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/*
@output: Primary series is complete. Client is due for cholera booster dose
@pseudocode: &quot;Immunization recommendation status&quot; = &quot;Due&quot;
&quot;Completed the booster series&quot; (where &quot;Vaccine type&quot; = &quot;Cholera vaccines&quot;) = TRUE
*/
define &quot;Primary series is complete. Client is due for cholera booster dose&quot;:
  Encounter.&quot;Client's age is more than 5 years&quot;
    and Encounter.&quot;At least one cholera primary series dose was administered&quot;
    and Encounter.&quot;Dose number of the latest primary series dose is more than or equal to two&quot;
    and Encounter.&quot;The latest cholera dose was administered approximately less than 2 years ago {Member States defined interval}&quot;"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="25"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZD2DTCholeraWCRBSVaccine2DosesLogic"/>
        </extension>
        <extension url="name">
          <valueString
                       value="Primary series is complete. Client is due for cholera booster dose Guidance"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/*
@output: Primary series is complete. Client is due for cholera booster dose Guidance
@guidance: Should vaccinate client with cholera booster dose as the latest cholera dose was administered approximately less than 2 years ago. 
Check for contraindications.
*/
define &quot;Primary series is complete. Client is due for cholera booster dose Guidance&quot;:
  'Should vaccinate client with cholera booster dose as the latest cholera dose was administered approximately less than 2 years ago. 
Check for contraindications.'"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="26"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZD2DTCholeraWCRBSVaccine2DosesLogic"/>
        </extension>
        <extension url="name">
          <valueString value="Guidance"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/*
@dynamicValue: Guidance
*/
define &quot;Guidance&quot;:
  case 
    when &quot;Client is due for cholera vaccination&quot; then &quot;Client is due for cholera vaccination Guidance&quot;
    when &quot;Client is not due for cholera vaccination&quot; then &quot;Client is not due for cholera vaccination Guidance&quot;
    when &quot;Primary series is complete. Client is due for cholera booster dose&quot; then &quot;Primary series is complete. Client is due for cholera booster dose Guidance&quot; 
    else ''
  end"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="27"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZD2DTCholeraWCRBSVaccine2DosesLogic"/>
        </extension>
        <extension url="name">
          <valueString value="Has Guidance"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="define &quot;Has Guidance&quot;:
  &quot;Guidance&quot; is not null and &quot;Guidance&quot; != ''"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="28"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZCommon"/>
        </extension>
        <extension url="name">
          <valueString value="seriesPrimary"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/**
 * @description: Gets the doses from the primary series
 */
define fluent function seriesPrimary(immunizations List&lt;Immunization&gt;):
  immunizations I where
    exists( I.protocolApplied pa where pa.series = 'Primary series' )"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="29"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="FHIRHelpers"/>
        </extension>
        <extension url="name">
          <valueString value="ToString"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="define function ToString(value string): value.value"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="30"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="FHIRHelpers"/>
        </extension>
        <extension url="name">
          <valueString value="ToString"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="define function ToString(value ImmunizationStatus): value.value"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="31"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="FHIRHelpers"/>
        </extension>
        <extension url="name">
          <valueString value="ToBoolean"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="define function ToBoolean(value boolean): value.value"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="32"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="WHOCommon"/>
        </extension>
        <extension url="name">
          <valueString value="toInterval"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/*
From FHIRCommon 4.1.0:
*/

/*
@description: Normalizes a value that is a choice of timing-valued types to an equivalent interval
@comment: Normalizes a choice type of FHIR.dateTime, FHIR.Period, FHIR.Timing, FHIR.instance, FHIR.string, FHIR.Age, or FHIR.Range types
to an equivalent interval. This selection of choice types is a superset of the majority of choice types that are used as possible
representations for timing-valued elements in FHIR, allowing this function to be used across any resource.

The input can be provided as a dateTime, Period, Timing, instant, string, Age, or Range.
The intent of this function is to provide a clear and concise mechanism to treat single
elements that have multiple possible representations as intervals so that logic doesn't have to account
for the variability. More complex calculations (such as medication request period or dispense period
calculation) need specific guidance and consideration. That guidance may make use of this function, but
the focus of this function is on single element calculations where the semantics are unambiguous.
If the input is a dateTime, the result a DateTime Interval beginning and ending on that dateTime.
If the input is a Period, the result is a DateTime Interval.
If the input is a Timing, an error is raised indicating a single interval cannot be computed from a Timing.
If the input is an instant, the result is a DateTime Interval beginning and ending on that instant.
If the input is a string, an error is raised indicating a single interval cannot be computed from a string.
If the input is an Age, the result is a DateTime Interval beginning when the patient was the given Age,
and ending immediately prior to when the patient was the given Age plus one year.
If the input is a Range, the result is a DateTime Interval beginning when the patient was the Age given
by the low end of the Range, and ending immediately prior to when the patient was the Age given by the
high end of the Range plus one year.

NOTE: Due to the
complexity of determining a single interval from a Timing or String type, this function will throw a run-time exception if it is used
with a Timing or String.
*/
define fluent function toInterval(choice Choice&lt;FHIR.dateTime, FHIR.Period, FHIR.Timing, FHIR.instant, FHIR.string, FHIR.Age, FHIR.Range&gt;):
  case
    when choice is FHIR.dateTime then
      Interval[FHIRHelpers.ToDateTime(choice as FHIR.dateTime), FHIRHelpers.ToDateTime(choice as FHIR.dateTime)]
    when choice is FHIR.Period then
      FHIRHelpers.ToInterval(choice as FHIR.Period)
    when choice is FHIR.instant then
      Interval[FHIRHelpers.ToDateTime(choice as FHIR.instant), FHIRHelpers.ToDateTime(choice as FHIR.instant)]
    when choice is FHIR.Age then
      Interval[FHIRHelpers.ToDate(Patient.birthDate) + FHIRHelpers.ToQuantity(choice as FHIR.Age),
        FHIRHelpers.ToDate(Patient.birthDate) + FHIRHelpers.ToQuantity(choice as FHIR.Age) + 1 year)
    when choice is FHIR.Range then
      Interval[FHIRHelpers.ToDate(Patient.birthDate) + FHIRHelpers.ToQuantity((choice as FHIR.Range).low),
        FHIRHelpers.ToDate(Patient.birthDate) + FHIRHelpers.ToQuantity((choice as FHIR.Range).high) + 1 year)
    when choice is FHIR.Timing then
      Message(null as Interval&lt;DateTime&gt;, true, 'NOT_IMPLEMENTED', 'Error', 'Calculation of an interval from a Timing value is not supported')
    when choice is FHIR.string then
      Message(null as Interval&lt;DateTime&gt;, true, 'NOT_IMPLEMENTED', 'Error', 'Calculation of an interval from a String value is not supported')
    else
      null as Interval&lt;DateTime&gt;
  end"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="33"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="FHIRHelpers"/>
        </extension>
        <extension url="name">
          <valueString value="ToDateTime"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="define function ToDateTime(value dateTime): value.value"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="34"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="FHIRHelpers"/>
        </extension>
        <extension url="name">
          <valueString value="ToInterval"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="define function ToInterval(period FHIR.Period):
    if period is null then
        null
    else
        if period.&quot;start&quot; is null then
            Interval(period.&quot;start&quot;.value, period.&quot;end&quot;.value]
        else
            Interval[period.&quot;start&quot;.value, period.&quot;end&quot;.value]"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="35"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="FHIRHelpers"/>
        </extension>
        <extension url="name">
          <valueString value="ToDateTime"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="define function ToDateTime(value instant): value.value"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="36"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="FHIRHelpers"/>
        </extension>
        <extension url="name">
          <valueString value="ToDate"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="define function ToDate(value date): value.value"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="37"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="FHIRHelpers"/>
        </extension>
        <extension url="name">
          <valueString value="ToQuantity"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="define function ToQuantity(quantity FHIR.Quantity):
    case
        when quantity is null then null
        when quantity.value is null then null
        when quantity.comparator is not null then
            Message(null, true, 'FHIRHelpers.ToQuantity.ComparatorQuantityNotSupported', 'Error', 'FHIR Quantity value has a comparator and cannot be converted to a System.Quantity value.')
        when quantity.system is null or quantity.system.value = 'http://unitsofmeasure.org'
              or quantity.system.value = 'http://hl7.org/fhirpath/CodeSystem/calendar-units' then
            System.Quantity { value: quantity.value.value, unit: ToCalendarUnit(Coalesce(quantity.code.value, quantity.unit.value, '1')) }
        else
            Message(null, true, 'FHIRHelpers.ToQuantity.InvalidFHIRQuantity', 'Error', 'Invalid FHIR Quantity code: ' &amp; quantity.unit.value &amp; ' (' &amp; quantity.system.value &amp; '|' &amp; quantity.code.value &amp; ')')
    end"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="38"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="FHIRHelpers"/>
        </extension>
        <extension url="name">
          <valueString value="ToCalendarUnit"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="define function ToCalendarUnit(unit System.String):
    case unit
        when 'ms' then 'millisecond'
        when 's' then 'second'
        when 'min' then 'minute'
        when 'h' then 'hour'
        when 'd' then 'day'
        when 'wk' then 'week'
        when 'mo' then 'month'
        when 'a' then 'year'
        else unit
    end"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="39"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="FHIRHelpers"/>
        </extension>
        <extension url="name">
          <valueString value="ToConcept"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="define function ToConcept(concept FHIR.CodeableConcept):
    if concept is null then
        null
    else
        System.Concept {
            codes: concept.coding C return ToCode(C),
            display: concept.text.value
        }"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="40"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="FHIRHelpers"/>
        </extension>
        <extension url="name">
          <valueString value="ToCode"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="define function ToCode(coding FHIR.Coding):
    if coding is null then
        null
    else
        System.Code {
          code: coding.code.value,
          system: coding.system.value,
          version: coding.version.value,
          display: coding.display.value
        }"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="41"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="IMMZCommon"/>
        </extension>
        <extension url="name">
          <valueString value="getDose"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="/**
 * @description: Gets a given immunization from a list that matches the dose number
 */
define fluent function getDose(immunization Immunization, doseNumber String):
  immunization I where
    exists( I.protocolApplied pa where pa.doseNumber = doseNumber )"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="42"/>
        </extension>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
        <extension url="libraryName">
          <valueString value="WHOCommon"/>
        </extension>
        <extension url="name">
          <valueString value="mostRecent"/>
        </extension>
        <extension url="statement">
          <valueString
                       value="define fluent function mostRecent(immunizations List&lt;Immunization&gt;):
  Last(
    immunizations I
      sort by start of occurrence.toInterval()
  )"/>
        </extension>
        <extension url="displaySequence">
          <valueInteger value="43"/>
        </extension>
      </extension>
      <name value="EffectiveDataRequirements"/>
      <status value="active"/>
      <type>
        <coding>
          <system value="http://terminology.hl7.org/CodeSystem/library-type"/>
          <code value="module-definition"/>
        </coding>
      </type>
      <relatedArtifact>
        <type value="depends-on"/>
        <display value="FHIR model information"/>
        <resource
                  value="http://fhir.org/guides/cqf/common/Library/FHIR-ModelInfo|4.0.1"/>
      </relatedArtifact>
      <relatedArtifact>
        <type value="depends-on"/>
        <display value="Library Encounter"/>
        <resource
                  value="http://smart.who.int/immunizations/Library/IMMZD2DTCholeraEncounterElements"/>
      </relatedArtifact>
      <relatedArtifact>
        <type value="depends-on"/>
        <display value="Library Encounter"/>
        <resource
                  value="http://smart.who.int/immunizations/Library/IMMZEncounterElements"/>
      </relatedArtifact>
      <relatedArtifact>
        <type value="depends-on"/>
        <display value="Library Common"/>
        <resource
                  value="http://smart.who.int/immunizations/Library/IMMZCommon"/>
      </relatedArtifact>
      <relatedArtifact>
        <type value="depends-on"/>
        <display value="Library FHIRHelpers"/>
        <resource
                  value="http://fhir.org/guides/cqf/common/Library/FHIRHelpers|4.0.1"/>
      </relatedArtifact>
      <relatedArtifact>
        <type value="depends-on"/>
        <display value="Library Elements"/>
        <resource
                  value="http://smart.who.int/immunizations/Library/IMMZElements"/>
      </relatedArtifact>
      <relatedArtifact>
        <type value="depends-on"/>
        <display value="Library WC"/>
        <resource
                  value="http://smart.who.int/immunizations/Library/WHOCommon"/>
      </relatedArtifact>
      <relatedArtifact>
        <type value="depends-on"/>
        <display value="Library Concepts"/>
        <resource
                  value="http://smart.who.int/immunizations/Library/IMMZConcepts"/>
      </relatedArtifact>
      <relatedArtifact>
        <type value="depends-on"/>
        <display value="Value set Cholera vaccines"/>
        <resource
                  value="http://smart.who.int/immunizations/ValueSet/IMMZ.Z.DE2"/>
      </relatedArtifact>
      <parameter>
        <name value="Today"/>
        <use value="in"/>
        <min value="0"/>
        <max value="1"/>
        <type value="date"/>
      </parameter>
      <parameter>
        <name value="CholeraExactIntervalDays"/>
        <use value="in"/>
        <min value="0"/>
        <max value="1"/>
        <type value="integer"/>
      </parameter>
      <parameter>
        <name value="Guidance"/>
        <use value="out"/>
        <min value="0"/>
        <max value="1"/>
        <type value="string"/>
      </parameter>
      <parameter>
        <name value="Has Guidance"/>
        <use value="out"/>
        <min value="0"/>
        <max value="1"/>
        <type value="boolean"/>
      </parameter>
      <parameter>
        <name
              value="Primary series is complete. Client is due for cholera booster dose"/>
        <use value="out"/>
        <min value="0"/>
        <max value="1"/>
        <type value="boolean"/>
      </parameter>
      <parameter>
        <name value="Client is due for cholera vaccination"/>
        <use value="out"/>
        <min value="0"/>
        <max value="1"/>
        <type value="boolean"/>
      </parameter>
      <dataRequirement>
        <type value="Patient"/>
        <profile value="http://hl7.org/fhir/StructureDefinition/Patient"/>
        <mustSupport value="birthDate"/>
      </dataRequirement>
      <dataRequirement>
        <type value="Immunization"/>
        <profile
                 value="http://hl7.org/fhir/StructureDefinition/Immunization"/>
        <mustSupport value="status"/>
        <mustSupport value="isSubpotent"/>
        <mustSupport value="protocolApplied"/>
        <mustSupport value="occurrence"/>
        <codeFilter>
          <path value="status"/>
          <code>
            <code value="completed"/>
          </code>
        </codeFilter>
      </dataRequirement>
      <dataRequirement>
        <type value="Immunization"/>
        <profile
                 value="http://hl7.org/fhir/StructureDefinition/Immunization"/>
        <mustSupport value="occurrence"/>
        <mustSupport value="protocolApplied"/>
      </dataRequirement>
      <dataRequirement>
        <type value="Immunization"/>
        <profile
                 value="http://hl7.org/fhir/StructureDefinition/Immunization"/>
        <mustSupport value="status"/>
        <mustSupport value="isSubpotent"/>
        <mustSupport value="occurrence"/>
        <mustSupport value="vaccineCode"/>
        <mustSupport value="protocolApplied"/>
        <codeFilter>
          <path value="status"/>
          <code>
            <code value="completed"/>
          </code>
        </codeFilter>
        <codeFilter>
          <path value="vaccineCode"/>
          <valueSet
                    value="http://smart.who.int/immunizations/ValueSet/IMMZ.Z.DE2"/>
        </codeFilter>
      </dataRequirement>
    </Library>
  </contained>
  <extension
             url="http://hl7.org/fhir/uv/cpg/StructureDefinition/cpg-knowledgeCapability">
    <valueCode value="computable"/>
  </extension>
  <extension
             url="http://hl7.org/fhir/uv/crmi/StructureDefinition/crmi-effectiveDataRequirements">
    <valueCanonical value="#effective-data-requirements"/>
  </extension>
  <url
       value="http://smart.who.int/immunizations/PlanDefinition/IMMZD2DTCholeraWCRBSVaccine2Doses"/>
  <version value="1.0.0"/>
  <name value="IMMZD2DTCholeraWCRBSVaccine2Doses"/>
  <title value="IMMZ.D2.DT.Cholera.WC-rBS vaccine 2 doses"/>
  <type>
    <coding>
      <system
              value="http://terminology.hl7.org/CodeSystem/plan-definition-type"/>
      <code value="eca-rule"/>
    </coding>
  </type>
  <status value="draft"/>
  <experimental value="false"/>
  <date value="2026-03-31T13:54:17+00:00"/>
  <publisher value="WHO"/>
  <contact>
    <name value="WHO"/>
    <telecom>
      <system value="url"/>
      <value value="http://who.int"/>
    </telecom>
  </contact>
  <description
               value="IMMZ.D2.DT.Cholera.WC-rBS vaccine 2 doses
Whole cell-recombinant B subunit (WC-rBS) vaccine, 2-dose schedule for clients aged over 5 years"/>
  <relatedArtifact>
    <type value="citation"/>
    <citation
              value="WHO recommendations for routine immunization - summary tables (January 2025)"/>
  </relatedArtifact>
  <library
           value="http://smart.who.int/immunizations/Library/IMMZD2DTCholeraWCRBSVaccine2DosesLogic"/>
  <action>
    <extension
               url="http://hl7.org/fhir/uv/cpg/StructureDefinition/cpg-rationale">
      <valueMarkdown
                     value="For WC-rBS vaccine (Dukoral), 2 doses should be given to children aged ≥6 years and adults, 
with an interval of 1–6 weeks between doses. If the interval since the last dose ≥ 6 weeks, restart the primary series.
For those aged ≥6 years, if less than 2 years have passed, 1 dose for revaccination. If more than 2 years 
have passed, the primary series of 2 doses should be repeated."/>
    </extension>
    <title value="Determine if the client is due for Cholera."/>
    <description
                 value="Determine if the client is due for Cholera vaccine according to the national immunization protocol.
Whole cell-recombinant B subunit (WC-rBS) vaccine, 2-dose schedule for clients aged over 5 years"/>
    <condition>
      <kind value="applicability"/>
      <expression>
        <description value="Client is due for cholera vaccination"/>
        <language value="text/cql-identifier"/>
        <expression value="Client is due for cholera vaccination"/>
      </expression>
    </condition>
    <definitionCanonical
                         value="http://smart.who.int/immunizations/ActivityDefinition/IMMZD2DTMR"/>
    <dynamicValue>
      <path value="status"/>
      <expression>
        <language value="text/cql-expression"/>
        <expression value="'draft'"/>
      </expression>
    </dynamicValue>
    <dynamicValue>
      <path value="intent"/>
      <expression>
        <language value="text/cql-expression"/>
        <expression value="'proposal'"/>
      </expression>
    </dynamicValue>
    <dynamicValue>
      <path value="medication"/>
      <expression>
        <language value="text/cql-expression"/>
        <expression
                    value="Concept { codes: { Code { system: 'http://smart.who.int/immunizations/CodeSystem/IMMZ.Z', code: 'DE2', display: 'Cholera vaccines' } }, display: 'Cholera vaccines' }"/>
      </expression>
    </dynamicValue>
  </action>
  <action>
    <extension
               url="http://hl7.org/fhir/uv/cpg/StructureDefinition/cpg-rationale">
      <valueMarkdown
                     value="For those aged ≥6 years, if less than 2 years have passed, 1 dose for revaccination. If more than 2 years 
have passed, the primary series of 2 doses should be repeated."/>
    </extension>
    <title value="Determine if the client is due for Cholera."/>
    <description
                 value="Determine if the client is due for Cholera vaccine according to the national immunization protocol.
Whole cell-recombinant B subunit (WC-rBS) vaccine, 2-dose schedule for clients aged over 5 years"/>
    <condition>
      <kind value="applicability"/>
      <expression>
        <description
                     value="Primary series is complete. Client is due for cholera booster dose"/>
        <language value="text/cql-identifier"/>
        <expression
                    value="Primary series is complete. Client is due for cholera booster dose"/>
      </expression>
    </condition>
    <definitionCanonical
                         value="http://smart.who.int/immunizations/ActivityDefinition/IMMZD2DTMR"/>
    <dynamicValue>
      <path value="status"/>
      <expression>
        <language value="text/cql-expression"/>
        <expression value="'draft'"/>
      </expression>
    </dynamicValue>
    <dynamicValue>
      <path value="intent"/>
      <expression>
        <language value="text/cql-expression"/>
        <expression value="'proposal'"/>
      </expression>
    </dynamicValue>
    <dynamicValue>
      <path value="medication"/>
      <expression>
        <language value="text/cql-expression"/>
        <expression
                    value="Concept { codes: { Code { system: 'http://smart.who.int/immunizations/CodeSystem/IMMZ.Z', code: 'DE2', display: 'Cholera vaccines' } }, display: 'Cholera vaccines' }"/>
      </expression>
    </dynamicValue>
  </action>
  <action>
    <title
           value="Check for Guidance for the patient regarding IMMZ.D2.DT.Cholera.WC-rBS vaccine 2 doses."/>
    <description
                 value="Show Guidance for the patient regarding IMMZ.D2.DT.Cholera.WC-rBS vaccine 2 doses."/>
    <condition>
      <kind value="applicability"/>
      <expression>
        <description value="Has Guidance"/>
        <language value="text/cql-identifier"/>
        <expression value="Has Guidance"/>
      </expression>
    </condition>
    <definitionCanonical
                         value="http://smart.who.int/immunizations/ActivityDefinition/IMMZD2DTCR"/>
    <dynamicValue>
      <path value="status"/>
      <expression>
        <language value="text/cql-expression"/>
        <expression value="'active'"/>
      </expression>
    </dynamicValue>
    <dynamicValue>
      <path value="payload.contentString"/>
      <expression>
        <language value="text/cql-identifier"/>
        <expression value="Guidance"/>
      </expression>
    </dynamicValue>
    <dynamicValue>
      <path value="category.coding"/>
      <expression>
        <description value="Category of communication"/>
        <language value="text/cql-expression"/>
        <expression
                    value="Code { system: 'http://terminology.hl7.org/CodeSystem/communication-category', code: 'alert' }"/>
      </expression>
    </dynamicValue>
    <dynamicValue>
      <path value="priority"/>
      <expression>
        <description value="Alert priority"/>
        <language value="text/cql-expression"/>
        <expression
                    value="Code { system: 'http://hl7.org/fhir/request-priority', code: 'routine' }"/>
      </expression>
    </dynamicValue>
  </action>
</PlanDefinition>