description: null package_name: bonsai.poc.second.test derivation: constraint name: NLLUserAcronym type: Extension elements: url: pattern: {type: Uri, value: 'https://electronichealth.se/fhir/StructureDefinition/NLLUserAcronym'} index: 0 value: maxLength: 255 choices: [valueString] index: 2 valueString: {type: string, maxLength: 255, choiceOf: value, index: 3} package_version: 1.1.4 class: extension kind: complex-type url: https://electronichealth.se/fhir/StructureDefinition/NLLUserAcronym base: http://hl7.org/fhir/StructureDefinition/Extension version: 1.0.0