f:QuestionnaireResponse encounter: maximum cardinality of 'encounter' is 0 f:QuestionnaireResponse/f:identifier id: maximum cardinality of 'id' is 0 use: maximum cardinality of 'use' is 0 type: maximum cardinality of 'type' is 0 system: maximum cardinality of 'system' is 1 value: maximum cardinality of 'value' is 1 period: maximum cardinality of 'period' is 0 assigner: maximum cardinality of 'assigner' is 0 f:QuestionnaireResponse/f:item id: maximum cardinality of 'id' is 0 extension: maximum cardinality of 'extension' is 0 modifierExtension: maximum cardinality of 'modifierExtension' is 0 f:QuestionnaireResponse/f:item/f:answer id: maximum cardinality of 'id' is 0 extension: maximum cardinality of 'extension' is 0 modifierExtension: maximum cardinality of 'modifierExtension' is 0