ch.fhir.ig.ch-core#6.0.0 /StructureDefinition-ch-core-address.html
In CH Term the Swiss ValueSet for country codes is defined. We should incorporate this for validation.
Extensible binding to BFS Verzeichnis der Staaten und Gebiete (required) for country as in
https://build.fhir.org/ig/ahdis/ch-elm/StructureDefinition-ch-elm-patient.html
Oliver Egger, ahdis