A value representing the level of proficiency in a language. Example: Excellent, good, fair, poor. OpenIssue: Description copied from Concept Domain of same name. Must be verified.
Validate
API
Project FHIR API
The project FHIR API endpoint is not yet available for DSTU2 FHIR version.
Simplifier FHIR API
The global FHIR API endpoint is not yet available for DSTU2 FHIR version.