Instance: ExampleHcvTestObservation InstanceOf: HivHcvTest Title: "Example HCV Test Observation" Description: "An example of an HCV test observation based on the HivHcvTest profile." * status = #final * code = HIVConcepts#HIV.D.DE170 "HCV test result" * category = http://terminology.hl7.org/CodeSystem/observation-category#laboratory * subject = Reference(Patient/ExampleHivPatient) * effectiveDateTime = "2023-11-01T10:00:00Z" * issued = "2023-11-02T15:00:00Z" * valueCodeableConcept = HIVConcepts#HIV.D.DE171 "Positive"