This is the CodeSystem that contains all the codes in WHO Regional Offices CodeSystem (http://smart.who.int/trust/CodeSystem/WHORegionalOffices) and WHO Regional Offices CodeSystem (http://smart.who.int/trust/CodeSystem/WHORegionalOffices). E.g. what you have to deal with if you get resources containing codes in either of them
Generated Narrative: CodeSystem 9aac699c-8b4e-42f3-8666-31a00a2b315f-44
This code system http://hl7.org/fhir/comparison/CodeSystem/9aac699c-8b4e-42f3-8666-31a00a2b315f-44 defines codes, but no codes are represented here