description: The strength of the recommendation assigned to this reference. The code system used specifies the rating scale used to rate this recommendation while the code specifies the actual recommendation rating (represented as a coded value) associated with this recommendation. package_name: rs/hl7.fhir.uv.extensions derivation: constraint name: StrengthOfRecommendation type: Extension elements: extension: {index: 0} url: pattern: {type: uri, value: 'http://hl7.org/fhir/StructureDefinition/cqf-strengthOfRecommendation'} type: uri index: 1 value: choices: [valueCodeableConcept] index: 3 valueCodeableConcept: {type: CodeableConcept, choiceOf: value, index: 4} package_version: 5.1.0-ballot1 extensions: {} class: extension kind: complex-type url: http://hl7.org/fhir/StructureDefinition/cqf-strengthOfRecommendation base: http://hl7.org/fhir/StructureDefinition/Extension version: 5.1.0-ballot1 required: [value, valueCodeableConcept]