f:Composition extension with URL = 'https://fhir.hl7.at/elga/aps/r4/StructureDefinition/at-aps-ext-composition-countryOfAffiliation': maximum cardinality of 'extension' is 1 f:Composition/f:section code: minimum cardinality of 'code' is 1 code: minimum cardinality of 'code' is 1 code: minimum cardinality of 'code' is 1 code: minimum cardinality of 'code' is 1 code: minimum cardinality of 'code' is 1 code: minimum cardinality of 'code' is 1 code: minimum cardinality of 'code' is 1 code: minimum cardinality of 'code' is 1 code: minimum cardinality of 'code' is 1 code: minimum cardinality of 'code' is 1 code: minimum cardinality of 'code' is 1 code: minimum cardinality of 'code' is 1 code: minimum cardinality of 'code' is 1 code: minimum cardinality of 'code' is 1 code: minimum cardinality of 'code' is 1 code: minimum cardinality of 'code' is 1