f:Encounter/f:admission extension with URL = 'https://elga.moped.at/StructureDefinition/moped-ext-altersgruppe': maximum cardinality of 'extension' is 1 f:Encounter/f:admission/f:extension extension with URL = 'beiZugang': maximum cardinality of 'extension' is 1 extension with URL = 'beiEntlassung': maximum cardinality of 'extension' is 1 extension with URL = 'neugeborenes': maximum cardinality of 'extension' is 1