http://hl7.org/fhir/StructureDefinition/openEHR-exposureDuration|5.2.0
The amount of time the individual was exposed to the Substance.
| type | destination |
|---|---|
| baseDefinition | http://hl7.org/fhir/StructureDefinition/Extension |
| type | http://hl7.org/fhir/StructureDefinition/Extension |
| Extension.value[x].type | http://hl7.org/fhir/StructureDefinition/Duration |