http://hl7.org/fhir/StructureDefinition/valueset-expand-group|5.2.0
This extension declares a group of concepts that is generated into the ValueSet.expansion.contains hierarchy when the expansion is generated for a UI. THere is no inherent assigned meaning to the hierarchy; it is used to help the user navigate the concepts. Each group has a display and/or a code, and a list of members, which are either concepts in the value set, or other groups (by code).
Type: Extension (a.k.a: http://hl7.org/fhir/StructureDefinition/Extension)
Type dependencies: 0
Elements
extension: Extension
extension:code: Extension
extension:display: Extension
extension:member: Extension
value[x]: base64Binary,boolean,canonical,code,date,dateTime,decimal,id,instant,integer,integer64,markdown,oid,positiveInt,string,time,unsignedInt,uri,url,uuid,Address,Age,Annotation,Attachment,CodeableConcept,CodeableReference,Coding,ContactPoint,Count,Distance,Duration,HumanName,Identifier,Money,Period,Quantity,Range,Ratio,RatioRange,Reference,SampledData,Signature,Timing,ContactDetail,DataRequirement,Expression,ParameterDefinition,RelatedArtifact,TriggerDefinition,UsageContext,Availability,ExtendedContactDetail,Dosage,Meta