description: This cross-version extension represents CapabilityStatement.fhirVersion from http://hl7.org/fhir/StructureDefinition/CapabilityStatement|5.0.0 for use in FHIR R4. package_name: hl7.fhir.uv.xver-r5.r4 derivation: constraint name: ext_R5_CapabilityStatement_fhirVersion type: Extension elements: value: base: {path: 'Extension.value[x]'} short: FHIR Version the system supports choices: [valueCode] index: 1 valueCode: base: {path: 'Extension.value[x]'} type: code short: FHIR Version the system supports choiceOf: value index: 2 url: pattern: {type: uri, value: 'http://hl7.org/fhir/5.0/StructureDefinition/extension-CapabilityStatement.fhirVersion'} type: uri index: 3 package_version: 0.0.1-snapshot-1 class: extension kind: complex-type url: http://hl7.org/fhir/5.0/StructureDefinition/extension-CapabilityStatement.fhirVersion base: http://hl7.org/fhir/StructureDefinition/Extension version: 0.0.1-snapshot-1 required: [url]