f:AllergyIntolerance extension with URL = 'https://fhir.athena.io/StructureDefinition/ah-document': maximum cardinality of 'extension' is 1 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': minimum 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-section-note': maximum cardinality of 'extension' is 1 type: maximum cardinality of 'type' is 0 encounter: maximum cardinality of 'encounter' is 0 recorder: maximum cardinality of 'recorder' is 0 asserter: maximum cardinality of 'asserter' is 0 lastOccurrence: maximum cardinality of 'lastOccurrence' is 0 note: maximum cardinality of 'note' is 0 f:AllergyIntolerance/f:meta id: maximum cardinality of 'id' is 1 versionId: maximum cardinality of 'versionId' is 1 lastUpdated: maximum cardinality of 'lastUpdated' is 1 source: maximum cardinality of 'source' is 1 f:AllergyIntolerance/f:reaction substance: maximum cardinality of 'substance' is 0 onset: maximum cardinality of 'onset' is 0 exposureRoute: maximum cardinality of 'exposureRoute' is 0 note: maximum cardinality of 'note' is 0