description: 'DSTU2: `DataElement.stringency` (new:code)' package_name: hl7.fhir.uv.xver-r2.r4b derivation: constraint name: ExtensionDataElement_Stringency type: Extension elements: url: base: {max: '1', min: 1, path: Extension.url} pattern: {type: Uri, value: 'http://hl7.org/fhir/1.0/StructureDefinition/extension-DataElement.stringency'} index: 0 value: short: comparable | fully-specified | equivalent | convertable | scaleable | flexible choices: [valueCode] base: {max: '1', min: 0, path: 'Extension.value[x]'} index: 2 valueCode: short: comparable | fully-specified | equivalent | convertable | scaleable | flexible type: code 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/1.0/StructureDefinition/extension-DataElement.stringency base: http://hl7.org/fhir/StructureDefinition/Extension|4.3.0 version: 0.1.0 required: [url]