description: This cross-version extension represents DetectedIssue.mitigation.note from http://hl7.org/fhir/StructureDefinition/DetectedIssue|5.0.0 for use in FHIR R4. package_name: hl7.fhir.uv.xver-r5.r4.r4 derivation: constraint name: Ext_R5_DetectedIssue_mi_note type: Extension elements: url: base: {max: '1', min: 1, path: Extension.url} pattern: {type: Uri, value: 'http://hl7.org/fhir/5.0/StructureDefinition/extension-DetectedIssue.mitigation.note'} index: 0 value: base: {max: '1', min: 0, path: 'Extension.value[x]'} short: Additional notes about the mitigation choices: [valueAnnotation] index: 2 valueAnnotation: base: {max: '1', min: 0, path: 'Extension.value[x]'} type: Annotation short: Additional notes about the mitigation 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-DetectedIssue.mitigation.note base: http://hl7.org/fhir/StructureDefinition/Extension|4.0.1 version: 0.0.1-snapshot-2 required: [url]