| Path | Conformance | ValueSet / Code | URI |
| Observation.status | required | Pattern: finalhttp://hl7.org/fhir/ValueSet/observation-status|4.0.1from the FHIR Standard | |
| Observation.code | example | Pattern: SNOMED-CT Code 105727008http://hl7.org/fhir/ValueSet/observation-codesfrom the FHIR Standard | |
| Observation.value[x]:valueCodeableConcept.coding.code | required | AgeCategoryVShttps://github.com/BIH-CEI/RareLink/ValueSet/age-category-vsfrom this IG |