CDA On FHIR England - End of Life Care Document
This Extension is used to specify the links between an Allergy Flag and its associated AllergyIntolerence resource(s).
| Name | Card. | Type | Description & Constraints |
|---|---|---|---|
  Extension | Element | Associated allergy | |
  id | 0..1 | Id | xml:id (or equivalent in JSON) |
| url | 1..1 | Uri | identifies the meaning of the extension Fixed Value https://fhir.nhs.uk/StructureDefinition/extension-COFE-AllergyFlagAssociation-1 |
  valueReference | 0..1 | Reference (CareConnect-AllergyIntolerance-1) | Allergy reference |
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