description: To indicate if patient has care report package_name: synapxe.hsar.hsg derivation: constraint name: extension-Composition-careReportExists type: Extension elements: id: {index: 0} url: pattern: {type: Uri, value: 'http://ihis.sg/extension/care-report-exists'} constraint: max-string-length-255: {human: String length must not exceed 255 characters, severity: error, expression: $this.toString().length() <= 255} index: 1 value: short: n/a choices: [valueBoolean] index: 3 valueBoolean: {type: boolean, short: n/a, choiceOf: value, index: 4} package_version: 4.3.0-v3 class: extension kind: complex-type url: http://ihis.sg/extension/care-report-exists base: http://hl7.org/fhir/StructureDefinition/Extension version: 0.1.0 required: [value, valueBoolean]