http://hl7.org/fhir/StructureDefinition/iso21090-EN-use|5.2.0

A set of codes advising a system or user which name in a set of names to select for a given purpose.
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://terminology.hl7.org/ValueSet/v3-EntityNameUseR2