description: Profile of Group for Evidence Based Medicine IG. The ConceptualCohortDefinition Profile is used to provide a conceptual representation of a Group. The membership = conceptual allows avoiding the required use of type. package_name: hl7.fhir.uv.ebm derivation: constraint name: ConceptualCohortDefinition type: Group elements: membership: pattern: {type: Code, value: conceptual} index: 0 quantity: {index: 1} member: {index: 2} package_version: 1.0.0-ballot2 class: profile kind: resource url: http://hl7.org/fhir/uv/ebm/StructureDefinition/conceptual-cohort-definition base: http://hl7.org/fhir/uv/ebm/StructureDefinition/group-r6 version: 1.0.0-ballot2