f:QuestionnaireResponse extension with URL = 'https://fhir.athena.io/StructureDefinition/ah-chart-sharing-group': maximum cardinality of 'extension' is 1 extension with URL = 'https://fhir.athena.io/StructureDefinition/ah-practice': maximum cardinality of 'extension' is 1 extension with URL = 'https://fhir.athena.io/StructureDefinition/ah-questionnaire-response-screener': maximum cardinality of 'extension' is 1 extension with URL = 'https://fhir.athena.io/StructureDefinition/ah-questionnaire-response-reviewed': maximum cardinality of 'extension' is 1 extension with URL = 'https://fhir.athena.io/StructureDefinition/ah-department': maximum cardinality of 'extension' is 1 extension with URL = 'https://fhir.athena.io/StructureDefinition/ah-resolved-digital-forms-schema': maximum cardinality of 'extension' is 1 extension with URL = 'https://fhir.athena.io/StructureDefinition/ah-source-lastmodified': maximum cardinality of 'extension' is 1 extension with URL = 'https://fhir.athena.io/StructureDefinition/ah-digitalform-response-attribution-type': maximum cardinality of 'extension' is 1 extension with URL = 'https://fhir.athena.io/StructureDefinition/ah-dtr-questionnaire-response-persistence': maximum cardinality of 'extension' is 1