description: Include Biologically Derived Product as something that is used in the procedure package_name: hl7.fhir.us.icsr-ae-reporting derivation: constraint name: UsedProduct type: Extension elements: extension: {index: 0} url: pattern: {type: Uri, value: 'http://hl7.org/fhir/us/icsr-ae-reporting/StructureDefinition/icsr-ext-usedproduct'} index: 1 value: mustSupport: true choices: [valueReference] index: 3 valueReference: type: Reference mustSupport: true choiceOf: value refers: ['http://hl7.org/fhir/us/icsr-ae-reporting/StructureDefinition/icsr-bloodproduct', 'http://hl7.org/fhir/us/icsr-ae-reporting/StructureDefinition/icsr-convalescentplasma'] index: 4 package_version: 1.0.1 extensions: {} class: extension kind: complex-type url: http://hl7.org/fhir/us/icsr-ae-reporting/StructureDefinition/icsr-ext-usedproduct base: http://hl7.org/fhir/StructureDefinition/Extension version: 1.0.1 required: [valueReference, value]