description: This extension provides a reference to the DiagnosticReport instance that is associated with this Composition. package_name: hl7.fhir.eu.imaging-r5 derivation: constraint name: ImDiagnosticReportReference type: Extension elements: extension: {index: 0} url: pattern: {type: uri, value: 'http://hl7.eu/fhir/imaging-r5/StructureDefinition/im-composition-diagnosticReportReference'} type: uri index: 1 value: choices: [valueReference] index: 3 valueReference: type: Reference choiceOf: value refers: ['http://hl7.eu/fhir/imaging-r5/StructureDefinition/ImDiagnosticReport'] index: 4 package_version: 0.1.0-ballot extensions: {} class: extension kind: complex-type url: http://hl7.eu/fhir/imaging-r5/StructureDefinition/im-composition-diagnosticReportReference base: http://hl7.org/fhir/StructureDefinition/Extension version: 0.1.0-ballot