description: 'R5: `Communication.payload.content[x]` additional types (CodeableConcept)' package_name: hl7.fhir.uv.xver-r5.r3 derivation: constraint name: ExtensionCommunication_Payload_Content type: Extension elements: url: base: {max: '1', min: 1, path: Extension.url} pattern: {type: Uri, value: 'http://hl7.org/fhir/5.0/StructureDefinition/extension-Communication.payload.content'} index: 0 value: short: Message part content choices: [valueCodeableConcept] base: {max: '1', min: 0, path: 'Extension.value[x]'} index: 2 valueCodeableConcept: short: Message part content 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/5.0/StructureDefinition/extension-Communication.payload.content base: http://hl7.org/fhir/StructureDefinition/Extension version: 0.1.0 required: [url, value, valueCodeableConcept]