description: Represents the definition of a group of subjects, suitable for use in various contexts, such as a cohort definition, a recommendation inclusion or exclusion criteria, the members of a study, or a population criteria package_name: rs/hl7.fhir.uv.crmi derivation: constraint name: CRMIGroupDefinition type: Group elements: name: {mustSupport: true, index: 7} type: type: code pattern: {type: code, value: person} mustSupport: true index: 4 member: {mustSupport: false, index: 9} characteristic: {mustSupport: true, index: 8} extension: type: Extension mustSupport: true url: http://hl7.org/fhir/StructureDefinition/cqf-library index: 0 slicing: slices: library: match: {} schema: {type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/StructureDefinition/cqf-library', index: 0} min: 0 max: 1 expression: match: {} schema: {type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/StructureDefinition/cqf-expression', index: 1} min: 0 max: 1 active: {mustSupport: true, index: 3} code: {mustSupport: true, index: 6} identifier: {mustSupport: true, index: 2} actual: type: boolean mustSupport: true pattern: {type: boolean, value: false} index: 5 package_version: 1.0.0-ballot extensions: library: {url: 'http://hl7.org/fhir/StructureDefinition/cqf-library', min: 0, max: 1, type: Extension, mustSupport: true, index: 0} expression: {url: 'http://hl7.org/fhir/StructureDefinition/cqf-expression', min: 0, max: 1, type: Extension, mustSupport: true, index: 1} class: profile kind: resource url: http://hl7.org/fhir/uv/crmi/StructureDefinition/crmi-groupdefinition base: http://hl7.org/fhir/StructureDefinition/Group version: 1.0.0-ballot required: [name]