description: The report references related (\"sibling\") reports.
package_name: hl7.fhir.uv.extensions.r4
derivation: constraint
name: DRExtends
type: Extension
elements:
  extension: {index: 0}
  url:
    pattern: {type: uri, value: 'http://hl7.org/fhir/StructureDefinition/diagnosticReport-extends'}
    type: uri
    index: 1
  value:
    choices: [valueReference]
    index: 3
  valueReference:
    type: Reference
    choiceOf: value
    refers: ['http://hl7.org/fhir/StructureDefinition/DiagnosticReport']
    index: 4
package_version: 5.3.0-ballot-tc1
extensions: {}
class: extension
kind: complex-type
url: http://hl7.org/fhir/StructureDefinition/diagnosticReport-extends
base: http://hl7.org/fhir/StructureDefinition/Extension
version: 5.3.0-ballot-tc1
required: [value, valueReference]