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.D18.S.Measles.Ongoing transmission schedule - JSON Representation

Draft as of 2026-03-31

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{
  "resourceType" : "PlanDefinition",
  "id" : "IMMZD18SMeaslesOngoingTransmission",
  "meta" : {
    "profile" : [
      🔗 "http://hl7.org/fhir/uv/cpg/StructureDefinition/cpg-recommendationdefinition"🔗 ,
      "http://hl7.org/fhir/uv/crmi/StructureDefinition/crmi-shareableplandefinition"🔗 ,
      "http://hl7.org/fhir/uv/crmi/StructureDefinition/crmi-publishableplandefinition"
    ]
  },
  "text" : {
    "status" : "extensions",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\">\n<div>\n    <table class=\"grid dict\">\n        \n        <tr>\n            <th scope=\"row\"><b>Id: </b></th>\n            <td style=\"padding-left: 4px;\">IMMZD18SMeaslesOngoingTransmission</td>\n        </tr>\n        \n\n        \n        <tr>\n            <th scope=\"row\"><b>Url: </b></th>\n            <td style=\"padding-left: 4px;\"><a href=\"PlanDefinition-IMMZD18SMeaslesOngoingTransmission.html\">IMMZ.D18.S.Measles.Ongoing transmission schedule</a></td>\n        </tr>\n        \n\n        \n        <tr>\n            <th scope=\"row\"><b>Version: </b></th>\n            <td style=\"padding-left: 4px;\">1.0.0</td>\n        </tr>\n        \n\n        \n\n        \n        <tr>\n            <th scope=\"row\"><b>Title: </b></th>\n            <td style=\"padding-left: 4px;\">IMMZ.D18.S.Measles.Ongoing transmission schedule</td>\n        </tr>\n        \n\n        \n\n        \n        <tr>\n            <th scope=\"row\"><b>Status: </b></th>\n            <td style=\"padding-left: 4px;\">draft</td>\n        </tr>\n        \n\n        \n\n        \n        <tr>\n            <th scope=\"row\"><b>Type: </b></th>\n            <td style=\"padding-left: 4px;\">\n                \n                    \n                        \n                        <p style=\"margin-bottom: 5px;\">\n                            <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>\n                        </p>\n                        \n                        \n                        <p style=\"margin-bottom: 5px;\">\n                            <b>code: </b> <span>eca-rule</span>\n                        </p>\n                        \n                        \n                    \n                \n                \n            </td>\n        </tr>\n        \n\n        \n\n        \n        <tr>\n            <th scope=\"row\"><b>Date: </b></th>\n            <td style=\"padding-left: 4px;\">2026-03-31 13:54:17+0000</td>\n        </tr>\n        \n\n        \n        <tr>\n            <th scope=\"row\"><b>Publisher: </b></th>\n            <td style=\"padding-left: 4px;\">WHO</td>\n        </tr>\n        \n\n        \n        <tr>\n            <th scope=\"row\"><b>Description: </b></th>\n            <td style=\"padding-left: 4px;\"><div><p>IMMZ.D18.S.Measles.Ongoing transmission schedule\nCountries with ongoing transmission in which the risk of measles mortality remains high (countries that provide first dose of measles-containing vaccine (MCV) at 9 months and second dose of MCV at 15 months)</p>\n</div></td>\n        </tr>\n        \n\n        \n        <tr>\n            <th scope=\"row\"><b>Knowledge Capability: </b></th>\n            <td style=\"padding-left: 4px;\">\n                \n                computable \n            </td>\n        </tr>\n        \n\n        \n\n        \n\n        \n\n        \n\n        \n\n        \n\n        \n\n        \n\n        \n\n        \n        <tr>\n            <th scope=\"row\"><b>Related Artifacts: </b></th>\n            <td style=\"padding-left: 4px;\">\n                \n                \n                <p><b>References</b></p>\n                <ul>\n                    \n                    <li><div><p>WHO recommendations for routine immunization - summary tables (January 2025)</p>\n</div><br/><a href=\"null\"/></li>\n                    \n                </ul>\n                \n                \n                \n                \n                \n                \n            </td>\n        </tr>\n        \n\n        \n        <tr>\n            <th scope=\"row\"><b>Libraries: </b></th>\n            <td style=\"padding-left: 4px;\">\n                <table class=\"grid-dict\">\n                    \n                    <tr>\n                        <td><a href=\"Library-IMMZD18SMeaslesOngoingTransmissionLogic.html\">IMMZD18SMeaslesOngoingTransmissionLogic</a></td>\n                    </tr>\n                    \n                </table>\n            </td>\n        </tr>\n        \n\n        \n        <tr>\n            <th scope=\"row\"><b>Actions: </b></th>\n            <td style=\"padding-left: 4px;\">\n                <table class=\"grid-dict\">\n                    \n                    <tr>\n                        <td>\n                            \n                            <b> MCV dose 1 (MCV1):</b> Provision of MCV1 from the primary series\nTrigger event: Child's birth\nTrigger pseudo: \nTrigger date: &quot;Date of birth&quot;\nCreate condition: The client is due for MCV1 if the client is at least 9 months of age.\n                            \n                            <br/>\n                            \n                            \n                            <b>If:</b>\n                            \n                            <i>Applicability:</i>\n                            \n                            MCV dose 1 (MCV1)\n                            \n                            <i>(MCV dose 1 (MCV1))</i>\n                            <br/>\n                            \n                            \n                            \n                            \n                            <b>Then:</b> <i>Definition:</i> <a href=\"ActivityDefinition-IMMZD2DTCR.html\">IMMZ.D2.DT.CR</a><br/>\n                            \n                            <i>Dynamic Values:</i><br/>\n                            \n                            status: <i>('active')</i>\n                            <br/>\n                            \n                            payload.contentString: <i>(MCV dose 1 (MCV1) Create)</i>\n                            <br/>\n                            \n                            category.coding: <i>(Code { system: 'http://terminology.hl7.org/CodeSystem/communication-category', code: 'alert' })</i>\n                            <br/>\n                            \n                            priority: <i>(Code { system: 'http://hl7.org/fhir/request-priority', code: 'routine' })</i>\n                            <br/>\n                            \n                            \n                            \n                            \n                        </td>\n                    </tr>\n                    \n                    <tr>\n                        <td>\n                            \n                            <b> MCV2:</b> Provision of the MCV2 from the primary series\nTrigger event: MCV1 was administered\nTrigger pseudo: Count of vaccines administered (where &quot;Vaccine type&quot; = &quot;Measles-containing vaccines&quot; and &quot;Type of dose&quot; = &quot;Primary series&quot;) = 1\nTrigger date: &quot;Date of birth&quot;\nCreate condition: The client is due for MCV2 if the client is at least 15 months of age.\n                            \n                            <br/>\n                            \n                            \n                            <b>If:</b>\n                            \n                            <i>Applicability:</i>\n                            \n                            MCV2\n                            \n                            <i>(MCV2)</i>\n                            <br/>\n                            \n                            \n                            \n                            \n                            <b>Then:</b> <i>Definition:</i> <a href=\"ActivityDefinition-IMMZD2DTCR.html\">IMMZ.D2.DT.CR</a><br/>\n                            \n                            <i>Dynamic Values:</i><br/>\n                            \n                            status: <i>('active')</i>\n                            <br/>\n                            \n                            payload.contentString: <i>(MCV2 Create)</i>\n                            <br/>\n                            \n                            category.coding: <i>(Code { system: 'http://terminology.hl7.org/CodeSystem/communication-category', code: 'alert' })</i>\n                            <br/>\n                            \n                            priority: <i>(Code { system: 'http://hl7.org/fhir/request-priority', code: 'routine' })</i>\n                            <br/>\n                            \n                            \n                            \n                            \n                        </td>\n                    </tr>\n                    \n                </table>\n            </td>\n        </tr>\n        \n    </table>\n</div>\n</div>"
  },
  "contained" : [
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      "resourceType" : "Library",
      "id" : "effective-data-requirements",
      "extension" : [
        {
          "extension" : [
            {
              "url" : "libraryName",
              "valueString" : "IMMZElements"
            },
            {
              "url" : "name",
              "valueString" : "Doses Administered to Patient"
            },
            {
              "url" : "statement",
              "valueString" : "/**\n * @dataElement All Doses Administered to Patient\n */\ndefine \"Doses Administered to Patient\":\n  [Immunization] I\n    where I.status = 'completed'\n    and I.isSubpotent is not true"
            },
            {
              "url" : "displaySequence",
              "valueInteger" : 0
            }
          ],
          "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension" : [
            {
              "url" : "libraryName",
              "valueString" : "IMMZD2DTMeaslesElements"
            },
            {
              "url" : "name",
              "valueString" : "MCV Doses Administered to Patient"
            },
            {
              "url" : "statement",
              "valueString" : "/*\n@internal: MCV Doses Administered to Patient\n*/\ndefine \"MCV Doses Administered to Patient\":\n  Elements.\"Doses Administered to Patient\" I\n  where\n    I.vaccineCode in Concepts.\"Measles-containing vaccines\""
            },
            {
              "url" : "displaySequence",
              "valueInteger" : 1
            }
          ],
          "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension" : [
            {
              "url" : "libraryName",
              "valueString" : "IMMZD2DTMeaslesElements"
            },
            {
              "url" : "name",
              "valueString" : "MCV Primary Series Doses Administered to Patient"
            },
            {
              "url" : "statement",
              "valueString" : "/*\n@internal: MCV Primary Series Doses Administered to Patient\n*/\ndefine \"MCV Primary Series Doses Administered to Patient\":\n  \"MCV Doses Administered to Patient\".seriesPrimary()"
            },
            {
              "url" : "displaySequence",
              "valueInteger" : 2
            }
          ],
          "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension" : [
            {
              "url" : "libraryName",
              "valueString" : "IMMZD2DTMeaslesEncounterElements"
            },
            {
              "url" : "name",
              "valueString" : "MCV Primary Series Doses Administered to Patient"
            },
            {
              "url" : "statement",
              "valueString" : "/*\n@internal: MCV Primary Series Doses Administered to Patient\n*/\ndefine \"MCV Primary Series Doses Administered to Patient\":\n  MeaslesElements.\"MCV Primary Series Doses Administered to Patient\".onOrBefore(Today)"
            },
            {
              "url" : "displaySequence",
              "valueInteger" : 3
            }
          ],
          "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension" : [
            {
              "url" : "libraryName",
              "valueString" : "IMMZD2DTMeaslesEncounterElements"
            },
            {
              "url" : "name",
              "valueString" : "Number of MCV Primary Series Doses Administered"
            },
            {
              "url" : "statement",
              "valueString" : "/*\n@internal: Number of MCV Primary Series Doses Administered\n*/\ndefine \"Number of MCV Primary Series Doses Administered\":\n  Count(\"MCV Primary Series Doses Administered to Patient\")"
            },
            {
              "url" : "displaySequence",
              "valueInteger" : 4
            }
          ],
          "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
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        {
          "extension" : [
            {
              "url" : "libraryName",
              "valueString" : "IMMZD2DTMeaslesEncounterElements"
            },
            {
              "url" : "name",
              "valueString" : "MCV1 was administered"
            },
            {
              "url" : "statement",
              "valueString" : "/*\n@input: MCV1 was administered\n@pseudocode: Count of vaccines administered (where \"Vaccine type\" = \"Measles-containing vaccines\" and \"Type of dose\" = \"Primary series\") = 1\n@code: MCV1 was administered-127\n@decision: IMMZ.D2.DT.Measles.Ongoing transmission: Countries with ongoing transmission in which the risk of measles mortality remains high (countries that provide first dose of measles-containing vaccine (MCV) at 9 months and second dose of MCV at 15 months)\n@decision: IMMZ.D2.DT.Measles.Low transmission: Countries with low levels of measles transmission (countries that provide first dose of measles-containing vaccine (MCV) at 12 months and second dose of MCV at 15 months)\n*/\ndefine \"MCV1 was administered\":\n  \"Number of MCV Primary Series Doses Administered\" = 1"
            },
            {
              "url" : "displaySequence",
              "valueInteger" : 5
            }
          ],
          "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension" : [
            {
              "url" : "libraryName",
              "valueString" : "IMMZD18SMeaslesOngoingTransmissionLogic"
            },
            {
              "url" : "name",
              "valueString" : "MCV1 was administered"
            },
            {
              "url" : "statement",
              "valueString" : "/*\n@complete: MCV1 was administered\n@pseudocode: Count of vaccines administered (where \"Vaccine type\" = \"Measles-containing vaccines\" and \"Type of dose\" = \"Primary series\") = 1\n*/\ndefine \"MCV1 was administered\":\n  Encounter.\"MCV1 was administered\""
            },
            {
              "url" : "displaySequence",
              "valueInteger" : 6
            }
          ],
          "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension" : [
            {
              "url" : "libraryName",
              "valueString" : "IMMZD2DTMeaslesEncounterElements"
            },
            {
              "url" : "name",
              "valueString" : "MCV2 was administered"
            },
            {
              "url" : "statement",
              "valueString" : "/*\n@input: MCV2 was administered\n@pseudocode: Count of vaccines administered (where \"Vaccine type\" = \"Measles-containing vaccines\" and \"Type of dose\" = \"Primary series\") = 2\n@code: MCV2 was administered-127\n@decision: IMMZ.D2.DT.Measles.Ongoing transmission: Countries with ongoing transmission in which the risk of measles mortality remains high (countries that provide first dose of measles-containing vaccine (MCV) at 9 months and second dose of MCV at 15 months)\n@decision: IMMZ.D2.DT.Measles.Low transmission: Countries with low levels of measles transmission (countries that provide first dose of measles-containing vaccine (MCV) at 12 months and second dose of MCV at 15 months)\n*/\ndefine \"MCV2 was administered\":\n  \"Number of MCV Primary Series Doses Administered\" = 2"
            },
            {
              "url" : "displaySequence",
              "valueInteger" : 7
            }
          ],
          "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension" : [
            {
              "url" : "libraryName",
              "valueString" : "IMMZD18SMeaslesOngoingTransmissionLogic"
            },
            {
              "url" : "name",
              "valueString" : "MCV2 was administered. The primary series has been completed."
            },
            {
              "url" : "statement",
              "valueString" : "/*\n@complete: MCV2 was administered. The primary series has been completed.\n@pseudocode: \"Completed the primary vaccination series\" = TRUE (where \"Vaccine type\" = \"Measles-containing vaccines\")\n*/\ndefine \"MCV2 was administered. The primary series has been completed.\":\n  Encounter.\"MCV2 was administered\""
            },
            {
              "url" : "displaySequence",
              "valueInteger" : 8
            }
          ],
          "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension" : [
            {
              "url" : "libraryName",
              "valueString" : "IMMZD18SMeaslesOngoingTransmissionLogic"
            },
            {
              "url" : "name",
              "valueString" : "MCV2"
            },
            {
              "url" : "statement",
              "valueString" : "/*\n@output: MCV2\n@description: Provision of the MCV2 from the primary series\n@trigger: MCV1 was administered\n@pseudo: Count of vaccines administered (where \"Vaccine type\" = \"Measles-containing vaccines\" and \"Type of dose\" = \"Primary series\") = 1\n@triggerDate: \"Date of birth\"\n*/\ndefine \"MCV2\":\n  \"MCV1 was administered\" and not \"MCV2 was administered. The primary series has been completed.\""
            },
            {
              "url" : "displaySequence",
              "valueInteger" : 9
            }
          ],
          "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension" : [
            {
              "url" : "libraryName",
              "valueString" : "IMMZD18SMeaslesOngoingTransmissionLogic"
            },
            {
              "url" : "name",
              "valueString" : "MCV2 Due Date"
            },
            {
              "url" : "statement",
              "valueString" : "/*\n@dynamicValue: MCV2 Due Date\n@pseudocode: \"Date of birth\" + 15 months\n*/\ndefine \"MCV2 Due Date\":\n  if \"MCV2\" then Patient.birthDate + 15 months\n  else null"
            },
            {
              "url" : "displaySequence",
              "valueInteger" : 10
            }
          ],
          "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension" : [
            {
              "url" : "libraryName",
              "valueString" : "IMMZD18SMeaslesOngoingTransmissionLogic"
            },
            {
              "url" : "name",
              "valueString" : "MCV2 Create"
            },
            {
              "url" : "statement",
              "valueString" : "/*\n@output: MCV2 Create\n@create: The client is due for MCV2 if the client is at least 15 months of age.\n*/\ndefine \"MCV2 Create\":\n  if \"MCV2\"\n  then 'The client is due for MCV2 if the client is at least 15 months of age.\nDue Date: ' + ToString(\"MCV2 Due Date\")\n  else ''"
            },
            {
              "url" : "displaySequence",
              "valueInteger" : 11
            }
          ],
          "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension" : [
            {
              "url" : "libraryName",
              "valueString" : "IMMZD2DTMeaslesEncounterElements"
            },
            {
              "url" : "name",
              "valueString" : "No measles primary series doses were administered"
            },
            {
              "url" : "statement",
              "valueString" : "/*\n@input: No measles primary series doses were administered\n@pseudocode: Count of vaccines administered (where \"Vaccine type\" = \"Measles-containing vaccines\" and \"Type of dose\" = \"Primary series\") = 0\n@code: No measles primary series doses were administered-127\n@decision: IMMZ.D2.DT.Measles.Ongoing transmission: Countries with ongoing transmission in which the risk of measles mortality remains high (countries that provide first dose of measles-containing vaccine (MCV) at 9 months and second dose of MCV at 15 months)\n@decision: IMMZ.D2.DT.Measles.Low transmission: Countries with low levels of measles transmission (countries that provide first dose of measles-containing vaccine (MCV) at 12 months and second dose of MCV at 15 months)\n*/\ndefine \"No measles primary series doses were administered\":\n  \"Number of MCV Primary Series Doses Administered\" = 0"
            },
            {
              "url" : "displaySequence",
              "valueInteger" : 12
            }
          ],
          "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
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          "extension" : [
            {
              "url" : "libraryName",
              "valueString" : "IMMZD18SMeaslesOngoingTransmissionLogic"
            },
            {
              "url" : "name",
              "valueString" : "MCV dose 1 (MCV1)"
            },
            {
              "url" : "statement",
              "valueString" : "/*\n@output: MCV dose 1 (MCV1)\n@description: Provision of MCV1 from the primary series\n@trigger: Child's birth\n@pseudo: \n@triggerDate: \"Date of birth\"\n*/\ndefine \"MCV dose 1 (MCV1)\":\n  Encounter.\"No measles primary series doses were administered\""
            },
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              "url" : "displaySequence",
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          "extension" : [
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              "url" : "libraryName",
              "valueString" : "IMMZD18SMeaslesOngoingTransmissionLogic"
            },
            {
              "url" : "name",
              "valueString" : "MCV dose 1 (MCV1) Due Date"
            },
            {
              "url" : "statement",
              "valueString" : "/*\n@dynamicValue: MCV dose 1 (MCV1) Due Date\n@pseudocode: \"Date of birth\" + 9 months\n*/\ndefine \"MCV dose 1 (MCV1) Due Date\":\n  if \"MCV dose 1 (MCV1)\" then Patient.birthDate + 9 months\n  else null"
            },
            {
              "url" : "displaySequence",
              "valueInteger" : 14
            }
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          "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
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          "extension" : [
            {
              "url" : "libraryName",
              "valueString" : "IMMZD18SMeaslesOngoingTransmissionLogic"
            },
            {
              "url" : "name",
              "valueString" : "MCV dose 1 (MCV1) Create"
            },
            {
              "url" : "statement",
              "valueString" : "/*\n@output: MCV dose 1 (MCV1) Create\n@create: The client is due for MCV1 if the client is at least 9 months of age.\n*/\ndefine \"MCV dose 1 (MCV1) Create\":\n  if \"MCV dose 1 (MCV1)\"\n  then 'The client is due for MCV1 if the client is at least 9 months of age.\nDue Date: ' + ToString(\"MCV dose 1 (MCV1) Due Date\")\n  else ''"
            },
            {
              "url" : "displaySequence",
              "valueInteger" : 15
            }
          ],
          "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
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        {
          "extension" : [
            {
              "url" : "libraryName",
              "valueString" : "IMMZCommon"
            },
            {
              "url" : "name",
              "valueString" : "onOrBefore"
            },
            {
              "url" : "statement",
              "valueString" : "/**\n * @description: Gets immunizations on or before a date\n */\ndefine fluent function onOrBefore(immunizations List<Immunization>, beforeDate Date):\n  immunizations I where\n    I.occurrence.toInterval() same day or before beforeDate"
            },
            {
              "url" : "displaySequence",
              "valueInteger" : 16
            }
          ],
          "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension" : [
            {
              "url" : "libraryName",
              "valueString" : "WHOCommon"
            },
            {
              "url" : "name",
              "valueString" : "toInterval"
            },
            {
              "url" : "statement",
              "valueString" : "/*\nFrom FHIRCommon 4.1.0:\n*/\n\n/*\n@description: Normalizes a value that is a choice of timing-valued types to an equivalent interval\n@comment: Normalizes a choice type of FHIR.dateTime, FHIR.Period, FHIR.Timing, FHIR.instance, FHIR.string, FHIR.Age, or FHIR.Range types\nto an equivalent interval. This selection of choice types is a superset of the majority of choice types that are used as possible\nrepresentations for timing-valued elements in FHIR, allowing this function to be used across any resource.\n\nThe input can be provided as a dateTime, Period, Timing, instant, string, Age, or Range.\nThe intent of this function is to provide a clear and concise mechanism to treat single\nelements that have multiple possible representations as intervals so that logic doesn't have to account\nfor the variability. More complex calculations (such as medication request period or dispense period\ncalculation) need specific guidance and consideration. That guidance may make use of this function, but\nthe focus of this function is on single element calculations where the semantics are unambiguous.\nIf the input is a dateTime, the result a DateTime Interval beginning and ending on that dateTime.\nIf the input is a Period, the result is a DateTime Interval.\nIf the input is a Timing, an error is raised indicating a single interval cannot be computed from a Timing.\nIf the input is an instant, the result is a DateTime Interval beginning and ending on that instant.\nIf the input is a string, an error is raised indicating a single interval cannot be computed from a string.\nIf the input is an Age, the result is a DateTime Interval beginning when the patient was the given Age,\nand ending immediately prior to when the patient was the given Age plus one year.\nIf the input is a Range, the result is a DateTime Interval beginning when the patient was the Age given\nby the low end of the Range, and ending immediately prior to when the patient was the Age given by the\nhigh end of the Range plus one year.\n\nNOTE: Due to the\ncomplexity of determining a single interval from a Timing or String type, this function will throw a run-time exception if it is used\nwith a Timing or String.\n*/\ndefine fluent function toInterval(choice Choice<FHIR.dateTime, FHIR.Period, FHIR.Timing, FHIR.instant, FHIR.string, FHIR.Age, FHIR.Range>):\n  case\n    when choice is FHIR.dateTime then\n      Interval[FHIRHelpers.ToDateTime(choice as FHIR.dateTime), FHIRHelpers.ToDateTime(choice as FHIR.dateTime)]\n    when choice is FHIR.Period then\n      FHIRHelpers.ToInterval(choice as FHIR.Period)\n    when choice is FHIR.instant then\n      Interval[FHIRHelpers.ToDateTime(choice as FHIR.instant), FHIRHelpers.ToDateTime(choice as FHIR.instant)]\n    when choice is FHIR.Age then\n      Interval[FHIRHelpers.ToDate(Patient.birthDate) + FHIRHelpers.ToQuantity(choice as FHIR.Age),\n        FHIRHelpers.ToDate(Patient.birthDate) + FHIRHelpers.ToQuantity(choice as FHIR.Age) + 1 year)\n    when choice is FHIR.Range then\n      Interval[FHIRHelpers.ToDate(Patient.birthDate) + FHIRHelpers.ToQuantity((choice as FHIR.Range).low),\n        FHIRHelpers.ToDate(Patient.birthDate) + FHIRHelpers.ToQuantity((choice as FHIR.Range).high) + 1 year)\n    when choice is FHIR.Timing then\n      Message(null as Interval<DateTime>, true, 'NOT_IMPLEMENTED', 'Error', 'Calculation of an interval from a Timing value is not supported')\n    when choice is FHIR.string then\n      Message(null as Interval<DateTime>, true, 'NOT_IMPLEMENTED', 'Error', 'Calculation of an interval from a String value is not supported')\n    else\n      null as Interval<DateTime>\n  end"
            },
            {
              "url" : "displaySequence",
              "valueInteger" : 17
            }
          ],
          "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension" : [
            {
              "url" : "libraryName",
              "valueString" : "FHIRHelpers"
            },
            {
              "url" : "name",
              "valueString" : "ToDateTime"
            },
            {
              "url" : "statement",
              "valueString" : "define function ToDateTime(value dateTime): value.value"
            },
            {
              "url" : "displaySequence",
              "valueInteger" : 18
            }
          ],
          "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension" : [
            {
              "url" : "libraryName",
              "valueString" : "FHIRHelpers"
            },
            {
              "url" : "name",
              "valueString" : "ToInterval"
            },
            {
              "url" : "statement",
              "valueString" : "define function ToInterval(period FHIR.Period):\n    if period is null then\n        null\n    else\n        if period.\"start\" is null then\n            Interval(period.\"start\".value, period.\"end\".value]\n        else\n            Interval[period.\"start\".value, period.\"end\".value]"
            },
            {
              "url" : "displaySequence",
              "valueInteger" : 19
            }
          ],
          "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension" : [
            {
              "url" : "libraryName",
              "valueString" : "FHIRHelpers"
            },
            {
              "url" : "name",
              "valueString" : "ToDateTime"
            },
            {
              "url" : "statement",
              "valueString" : "define function ToDateTime(value instant): value.value"
            },
            {
              "url" : "displaySequence",
              "valueInteger" : 20
            }
          ],
          "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension" : [
            {
              "url" : "libraryName",
              "valueString" : "FHIRHelpers"
            },
            {
              "url" : "name",
              "valueString" : "ToDate"
            },
            {
              "url" : "statement",
              "valueString" : "define function ToDate(value date): value.value"
            },
            {
              "url" : "displaySequence",
              "valueInteger" : 21
            }
          ],
          "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension" : [
            {
              "url" : "libraryName",
              "valueString" : "FHIRHelpers"
            },
            {
              "url" : "name",
              "valueString" : "ToQuantity"
            },
            {
              "url" : "statement",
              "valueString" : "define function ToQuantity(quantity FHIR.Quantity):\n    case\n        when quantity is null then null\n        when quantity.value is null then null\n        when quantity.comparator is not null then\n            Message(null, true, 'FHIRHelpers.ToQuantity.ComparatorQuantityNotSupported', 'Error', 'FHIR Quantity value has a comparator and cannot be converted to a System.Quantity value.')\n        when quantity.system is null or quantity.system.value = 'http://unitsofmeasure.org'\n              or quantity.system.value = 'http://hl7.org/fhirpath/CodeSystem/calendar-units' then\n            System.Quantity { value: quantity.value.value, unit: ToCalendarUnit(Coalesce(quantity.code.value, quantity.unit.value, '1')) }\n        else\n            Message(null, true, 'FHIRHelpers.ToQuantity.InvalidFHIRQuantity', 'Error', 'Invalid FHIR Quantity code: ' & quantity.unit.value & ' (' & quantity.system.value & '|' & quantity.code.value & ')')\n    end"
            },
            {
              "url" : "displaySequence",
              "valueInteger" : 22
            }
          ],
          "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension" : [
            {
              "url" : "libraryName",
              "valueString" : "FHIRHelpers"
            },
            {
              "url" : "name",
              "valueString" : "ToCalendarUnit"
            },
            {
              "url" : "statement",
              "valueString" : "define function ToCalendarUnit(unit System.String):\n    case unit\n        when 'ms' then 'millisecond'\n        when 's' then 'second'\n        when 'min' then 'minute'\n        when 'h' then 'hour'\n        when 'd' then 'day'\n        when 'wk' then 'week'\n        when 'mo' then 'month'\n        when 'a' then 'year'\n        else unit\n    end"
            },
            {
              "url" : "displaySequence",
              "valueInteger" : 23
            }
          ],
          "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension" : [
            {
              "url" : "libraryName",
              "valueString" : "IMMZCommon"
            },
            {
              "url" : "name",
              "valueString" : "seriesPrimary"
            },
            {
              "url" : "statement",
              "valueString" : "/**\n * @description: Gets the doses from the primary series\n */\ndefine fluent function seriesPrimary(immunizations List<Immunization>):\n  immunizations I where\n    exists( I.protocolApplied pa where pa.series = 'Primary series' )"
            },
            {
              "url" : "displaySequence",
              "valueInteger" : 24
            }
          ],
          "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension" : [
            {
              "url" : "libraryName",
              "valueString" : "FHIRHelpers"
            },
            {
              "url" : "name",
              "valueString" : "ToString"
            },
            {
              "url" : "statement",
              "valueString" : "define function ToString(value string): value.value"
            },
            {
              "url" : "displaySequence",
              "valueInteger" : 25
            }
          ],
          "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension" : [
            {
              "url" : "libraryName",
              "valueString" : "FHIRHelpers"
            },
            {
              "url" : "name",
              "valueString" : "ToString"
            },
            {
              "url" : "statement",
              "valueString" : "define function ToString(value ImmunizationStatus): value.value"
            },
            {
              "url" : "displaySequence",
              "valueInteger" : 26
            }
          ],
          "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension" : [
            {
              "url" : "libraryName",
              "valueString" : "FHIRHelpers"
            },
            {
              "url" : "name",
              "valueString" : "ToBoolean"
            },
            {
              "url" : "statement",
              "valueString" : "define function ToBoolean(value boolean): value.value"
            },
            {
              "url" : "displaySequence",
              "valueInteger" : 27
            }
          ],
          "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension" : [
            {
              "url" : "libraryName",
              "valueString" : "FHIRHelpers"
            },
            {
              "url" : "name",
              "valueString" : "ToConcept"
            },
            {
              "url" : "statement",
              "valueString" : "define function ToConcept(concept FHIR.CodeableConcept):\n    if concept is null then\n        null\n    else\n        System.Concept {\n            codes: concept.coding C return ToCode(C),\n            display: concept.text.value\n        }"
            },
            {
              "url" : "displaySequence",
              "valueInteger" : 28
            }
          ],
          "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension" : [
            {
              "url" : "libraryName",
              "valueString" : "FHIRHelpers"
            },
            {
              "url" : "name",
              "valueString" : "ToCode"
            },
            {
              "url" : "statement",
              "valueString" : "define function ToCode(coding FHIR.Coding):\n    if coding is null then\n        null\n    else\n        System.Code {\n          code: coding.code.value,\n          system: coding.system.value,\n          version: coding.version.value,\n          display: coding.display.value\n        }"
            },
            {
              "url" : "displaySequence",
              "valueInteger" : 29
            }
          ],
          "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        }
      ],
      "name" : "EffectiveDataRequirements",
      "status" : "active",
      "type" : {
        "coding" : [
          {
            "system" : "http://terminology.hl7.org/CodeSystem/library-type",
            "code" : "module-definition"
          }
        ]
      },
      "relatedArtifact" : [
        {
          "type" : "depends-on",
          "display" : "FHIR model information",
          "resource" : "http://fhir.org/guides/cqf/common/Library/FHIR-ModelInfo|4.0.1"
        },
        {
          "type" : "depends-on",
          "display" : "Library Encounter",
          "resource" : "http://smart.who.int/immunizations/Library/IMMZD2DTMeaslesEncounterElements"
        },
        {
          "type" : "depends-on",
          "display" : "Library Common",
          "resource" : "http://smart.who.int/immunizations/Library/IMMZCommon"
        },
        {
          "type" : "depends-on",
          "display" : "Library WC",
          "resource" : "http://smart.who.int/immunizations/Library/WHOCommon"
        },
        {
          "type" : "depends-on",
          "display" : "Library FHIRHelpers",
          "resource" : "http://fhir.org/guides/cqf/common/Library/FHIRHelpers|4.0.1"
        },
        {
          "type" : "depends-on",
          "display" : "Library MeaslesElements",
          "resource" : "http://smart.who.int/immunizations/Library/IMMZD2DTMeaslesElements"
        },
        {
          "type" : "depends-on",
          "display" : "Library Elements",
          "resource" : "http://smart.who.int/immunizations/Library/IMMZElements"
        },
        {
          "type" : "depends-on",
          "display" : "Library Concepts",
          "resource" : "http://smart.who.int/immunizations/Library/IMMZConcepts"
        },
        {
          "type" : "depends-on",
          "display" : "Value set Measles-containing vaccines",
          "resource" : "http://smart.who.int/immunizations/ValueSet/IMMZ.Z.DE9"
        }
      ],
      "parameter" : [
        {
          "name" : "Today",
          "use" : "in",
          "min" : 0,
          "max" : "1",
          "type" : "date"
        },
        {
          "name" : "MCV2",
          "use" : "out",
          "min" : 0,
          "max" : "1",
          "type" : "boolean"
        },
        {
          "name" : "MCV2 Create",
          "use" : "out",
          "min" : 0,
          "max" : "1",
          "type" : "string"
        },
        {
          "name" : "MCV dose 1 (MCV1) Create",
          "use" : "out",
          "min" : 0,
          "max" : "1",
          "type" : "string"
        },
        {
          "name" : "MCV dose 1 (MCV1)",
          "use" : "out",
          "min" : 0,
          "max" : "1",
          "type" : "boolean"
        }
      ],
      "dataRequirement" : [
        {
          "type" : "Patient",
          "profile" : [
            🔗 "http://hl7.org/fhir/StructureDefinition/Patient"
          ],
          "mustSupport" : [
            "birthDate"
          ]
        },
        {
          "type" : "Immunization",
          "profile" : [
            🔗 "http://hl7.org/fhir/StructureDefinition/Immunization"
          ],
          "mustSupport" : [
            "status",
            "isSubpotent",
            "occurrence",
            "protocolApplied"
          ],
          "codeFilter" : [
            {
              "path" : "status",
              "code" : [
                {
                  "code" : "completed"
                }
              ]
            }
          ]
        },
        {
          "type" : "Immunization",
          "profile" : [
            🔗 "http://hl7.org/fhir/StructureDefinition/Immunization"
          ],
          "mustSupport" : [
            "status",
            "isSubpotent",
            "vaccineCode",
            "occurrence",
            "protocolApplied"
          ],
          "codeFilter" : [
            {
              "path" : "status",
              "code" : [
                {
                  "code" : "completed"
                }
              ]
            },
            {
              "path" : "vaccineCode",
              "valueSet" : "http://smart.who.int/immunizations/ValueSet/IMMZ.Z.DE9"
            }
          ]
        }
      ]
    }
  ],
  "extension" : [
    {
      "url" : "http://hl7.org/fhir/uv/cpg/StructureDefinition/cpg-knowledgeCapability",
      "valueCode" : "computable"
    },
    {
      "url" : "http://hl7.org/fhir/uv/crmi/StructureDefinition/crmi-effectiveDataRequirements",
      "valueCanonical" : "#effective-data-requirements"
    }
  ],
  "url" : "http://smart.who.int/immunizations/PlanDefinition/IMMZD18SMeaslesOngoingTransmission",
  "version" : "1.0.0",
  "name" : "IMMZD18SMeaslesOngoingTransmission",
  "title" : "IMMZ.D18.S.Measles.Ongoing transmission schedule",
  "type" : {
    "coding" : [
      {
        "system" : "http://terminology.hl7.org/CodeSystem/plan-definition-type",
        "code" : "eca-rule"
      }
    ]
  },
  "status" : "draft",
  "experimental" : false,
  "date" : "2026-03-31T13:54:17+00:00",
  "publisher" : "WHO",
  "contact" : [
    {
      "name" : "WHO",
      "telecom" : [
        {
          "system" : "url",
          "value" : "http://who.int"
        }
      ]
    }
  ],
  "description" : "IMMZ.D18.S.Measles.Ongoing transmission schedule\nCountries with ongoing transmission in which the risk of measles mortality remains high (countries that provide first dose of measles-containing vaccine (MCV) at 9 months and second dose of MCV at 15 months)",
  "relatedArtifact" : [
    {
      "type" : "citation",
      "citation" : "WHO recommendations for routine immunization - summary tables (January 2025)"
    }
  ],
  "library" : [
    🔗 "http://smart.who.int/immunizations/Library/IMMZD18SMeaslesOngoingTransmissionLogic"
  ],
  "action" : [
    {
      "title" : "MCV dose 1 (MCV1)",
      "description" : "Provision of MCV1 from the primary series\nTrigger event: Child's birth\nTrigger pseudo: \nTrigger date: \"Date of birth\"\nCreate condition: The client is due for MCV1 if the client is at least 9 months of age.",
      "condition" : [
        {
          "kind" : "applicability",
          "expression" : {
            "description" : "MCV dose 1 (MCV1)",
            "language" : "text/cql-identifier",
            "expression" : "MCV dose 1 (MCV1)"
          }
        }
      ],
      "definitionCanonical" : "http://smart.who.int/immunizations/ActivityDefinition/IMMZD2DTCR",
      "dynamicValue" : [
        {
          "path" : "status",
          "expression" : {
            "language" : "text/cql-expression",
            "expression" : "'active'"
          }
        },
        {
          "path" : "payload.contentString",
          "expression" : {
            "language" : "text/cql-identifier",
            "expression" : "MCV dose 1 (MCV1) Create"
          }
        },
        {
          "path" : "category.coding",
          "expression" : {
            "description" : "Category of communication",
            "language" : "text/cql-expression",
            "expression" : "Code { system: 'http://terminology.hl7.org/CodeSystem/communication-category', code: 'alert' }"
          }
        },
        {
          "path" : "priority",
          "expression" : {
            "description" : "Alert priority",
            "language" : "text/cql-expression",
            "expression" : "Code { system: 'http://hl7.org/fhir/request-priority', code: 'routine' }"
          }
        }
      ]
    },
    {
      "title" : "MCV2",
      "description" : "Provision of the MCV2 from the primary series\nTrigger event: MCV1 was administered\nTrigger pseudo: Count of vaccines administered (where \"Vaccine type\" = \"Measles-containing vaccines\" and \"Type of dose\" = \"Primary series\") = 1\nTrigger date: \"Date of birth\"\nCreate condition: The client is due for MCV2 if the client is at least 15 months of age.",
      "condition" : [
        {
          "kind" : "applicability",
          "expression" : {
            "description" : "MCV2",
            "language" : "text/cql-identifier",
            "expression" : "MCV2"
          }
        }
      ],
      "definitionCanonical" : "http://smart.who.int/immunizations/ActivityDefinition/IMMZD2DTCR",
      "dynamicValue" : [
        {
          "path" : "status",
          "expression" : {
            "language" : "text/cql-expression",
            "expression" : "'active'"
          }
        },
        {
          "path" : "payload.contentString",
          "expression" : {
            "language" : "text/cql-identifier",
            "expression" : "MCV2 Create"
          }
        },
        {
          "path" : "category.coding",
          "expression" : {
            "description" : "Category of communication",
            "language" : "text/cql-expression",
            "expression" : "Code { system: 'http://terminology.hl7.org/CodeSystem/communication-category', code: 'alert' }"
          }
        },
        {
          "path" : "priority",
          "expression" : {
            "description" : "Alert priority",
            "language" : "text/cql-expression",
            "expression" : "Code { system: 'http://hl7.org/fhir/request-priority', code: 'routine' }"
          }
        }
      ]
    }
  ]
}