http://hl7.org/fhir/StructureDefinition/openEHR-exposureDescription|5.2.0
Text description about exposure to the Substance.
description: Text description about exposure to the Substance. derivation: constraint name: AIExposureDescription type: Extension elements: extension: {index: 0} url: pattern: {type: Uri, value: 'http://hl7.org/fhir/StructureDefinition/openEHR-exposureDescription'} index: 1 value: choices: [] index: 3 extensions: {} class: extension kind: complex-type url: http://hl7.org/fhir/StructureDefinition/openEHR-exposureDescription base: http://hl7.org/fhir/StructureDefinition/Extension version: 5.2.0 required: [value]