http://hl7.org/fhir/StructureDefinition/match-grade|5.2.0

Assessment of resource match outcome - how likely this resource is to be a match.
typedestination
baseDefinitionhttp://hl7.org/fhir/StructureDefinition/Extension
typehttp://hl7.org/fhir/StructureDefinition/Extension
Extension.value[x].typehttp://hl7.org/fhir/StructureDefinition/code
Extension.value[x].binding.valueSethttp://hl7.org/fhir/ValueSet/match-grade