Union of http://hl7.org/fhir/StructureDefinition/operationdefinition-allowed-type and http://hl7.org/fhir/StructureDefinition/operationdefinition-allowed-type

This is the set of resources that conform to either of the profiles Allowed Type (http://hl7.org/fhir/StructureDefinition/operationdefinition-allowed-type) and Allowed Type (http://hl7.org/fhir/StructureDefinition/operationdefinition-allowed-type). E.g. what you have to deal with if you get resources conforming to one of them

Structure

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..*Which types are allowed for a parameter, when the base type is Abstract
... url 1..1uriidentifies the meaning of the extension
... value[x] 1..1uriValue of extension

doco Documentation for this format