This page is part of the FHIR Specification (v0.4.0: DSTU 2 Draft). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions . Page versions: R4B R4 R3 R2
Date(/time) of first exposure to Substance
{ "resourceType": "ExtensionDefinition", "id": "openEHR-exposureDate", "url": "http://hl7.org/fhir/ExtensionDefinition/openEHR-exposureDate", "name": "Date(/time) of first exposure to Substance", "publisher": "Health Level Seven, Inc / openEHR project", "contact": [ { "telecom": [ { "system": "url", "value": "http://hl7.org" } ] } ], "description": "Record of the date and/or time of the first exposure to the Substance for this Reaction Event.", "status": "draft", "date": "2014-10-09", "contextType": "resource", "context": [ "AllergyIntolerance.event" ], "element": [ { "path": "Extension", "short": "Date(/time) of first exposure to Substance", "definition": "Record of the date and/or time of the first exposure to the Substance for this Reaction Event.", "comments": "Exposure can be more complicated by more than one exposure events leading to a reaction. Further details about the nature of the exposure can be provided in additional extensions, or as text in the Exposure Description extension.", "min": 0, "max": "1", "type": [ { "code": "dateTime" } ] } ] }
Usage note: every effort has been made to ensure that the examples are correct and useful, but they are not a normative part of the specification.