description: null package_name: uk.nhsdigital.r4.test derivation: constraint name: NHSDigitalDocumentReferenceNRL type: DocumentReference elements: type: binding: {strength: required, valueSet: 'https://fhir.nhs.uk/ValueSet/Document-Type'} index: 0 package_version: 2.8.17-prerelease class: profile kind: resource url: https://fhir.nhs.uk/StructureDefinition/NHSDigital-DocumentReference-NRL base: https://fhir.nhs.uk/StructureDefinition/NHSDigital-DocumentReference version: null required: [type]