description: This cross-version extension represents AdverseEvent.status from http://hl7.org/fhir/StructureDefinition/AdverseEvent|5.0.0 for use in FHIR R4. package_name: hl7.fhir.uv.xver-r5.r4 derivation: constraint name: Ext_R5_AdverseEvent_status type: Extension elements: url: base: {max: '1', min: 1, path: Extension.url} pattern: {type: Uri, value: 'http://hl7.org/fhir/5.0/StructureDefinition/extension-AdverseEvent.status'} index: 0 value: base: {max: '1', min: 0, path: 'Extension.value[x]'} short: in-progress | completed | entered-in-error | unknown choices: [valueCode] index: 2 valueCode: base: {max: '1', min: 0, path: 'Extension.value[x]'} type: code short: in-progress | completed | entered-in-error | unknown choiceOf: value index: 3 package_version: 0.0.1-snapshot-2 class: extension kind: complex-type url: http://hl7.org/fhir/5.0/StructureDefinition/extension-AdverseEvent.status base: http://hl7.org/fhir/StructureDefinition/Extension|4.0.1 version: 0.0.1-snapshot-2 required: [url]