Include these codes as defined in http://fhir.ch/ig/ch-core/CodeSystem/ech-11-sex Code Display Deutsch (Schweiz) (German (Switzerland), de) French (Switzerland) (fr) Italian (Switzerland) (it) 1 männlich männlich masculin sesso maschile 2 weiblich weiblich féminin sesso femminile 3 unbestimmt unbestimmt indéterminé indeterminato