I did see that after I posted last night. It looks like they are now an extension. https://www.hl7.org/fhir/extension-patient-animal.html https://www.hl7.org/f

I did see that after I posted last night. It looks like they are now an extension. https://www.hl7.org/fhir/extension-patient-animal.html https://www.hl7.org/fhir/extension-patient-animal.html