description: 'R4B: `OrganizationAffiliation.specialty` (new:CodeableConcept)' package_name: hl7.fhir.uv.xver-r4b.r3 derivation: constraint name: ExtensionOrganizationAffiliation_Specialty type: Extension elements: url: base: {max: '1', min: 1, path: Extension.url} pattern: {type: Uri, value: 'http://hl7.org/fhir/4.3/StructureDefinition/extension-OrganizationAffiliation.specialty'} index: 0 value: base: {max: '1', min: 0, path: 'Extension.value[x]'} short: Specific specialty of the participatingOrganization in the context of the role choices: [valueCodeableConcept] index: 2 valueCodeableConcept: short: Specific specialty of the participatingOrganization in the context of the role type: CodeableConcept base: {max: '1', min: 0, path: 'Extension.value[x]'} choiceOf: value index: 3 package_version: 0.1.0 class: extension kind: complex-type url: http://hl7.org/fhir/4.3/StructureDefinition/extension-OrganizationAffiliation.specialty base: http://hl7.org/fhir/StructureDefinition/Extension version: 0.1.0 required: [url]