| Path | Conformance | ValueSet / Code | URI |
| Observation.status | required | Pattern: registeredhttp://hl7.org/fhir/ValueSet/observation-status|4.0.1from the FHIR Standard | |
| Observation.code | example | LOINCCodes (a valid code from LOINC)http://hl7.org/fhir/ValueSet/observation-codesfrom the FHIR Standard |