description: null package_name: hl7.fhir.us.qicore derivation: constraint name: QICore-Substance type: Substance elements: code: {isModifier: false, mustSupport: true, index: 0} instance: isModifier: false mustSupport: false index: 1 elements: quantity: {isModifier: false, mustSupport: true, index: 2} ingredient: isModifier: false mustSupport: false index: 3 elements: quantity: {isModifier: false, mustSupport: true, index: 4} substance: isModifier: false mustSupport: true choices: [substanceReference] index: 6 substanceReference: type: Reference isModifier: false mustSupport: true choiceOf: substance refers: ['http://hl7.org/fhir/us/qicore/StructureDefinition/qicore-substance'] index: 7 package_version: 2.0.0 class: profile kind: resource url: http://hl7.org/fhir/us/qicore/StructureDefinition/qicore-substance base: http://hl7.org/fhir/StructureDefinition/Substance version: '0.1'