description: Use the RelatedArtifact at the Observation.component element (not valid in the R4 extension) package_name: hl7.fhir.uv.genomics-reporting derivation: constraint name: RelatedArtifactComponent type: Extension elements: extension: {index: 0} url: pattern: {type: Uri, value: 'http://hl7.org/fhir/uv/genomics-reporting/StructureDefinition/related-artifact-component'} index: 1 value: choices: [valueRelatedArtifact] index: 3 valueRelatedArtifact: {type: RelatedArtifact, choiceOf: value, index: 4} package_version: 3.0.0-ballot extensions: {} class: extension kind: complex-type url: http://hl7.org/fhir/uv/genomics-reporting/StructureDefinition/related-artifact-component base: http://hl7.org/fhir/StructureDefinition/Extension version: 3.0.0-ballot