Optional_Optional_Representation defined by the system
Optional_Identity of the terminology system
Optional_If this coding was chosen directly by the user
Optional_Version of the system - if relevant
OptionalcodeSymbol in syntax defined by the system
OptionaldisplayRepresentation defined by the system
OptionalextensionAdditional content defined by implementations
OptionalidUnique id for inter-element referencing
OptionalsystemIdentity of the terminology system
OptionaluserIf this coding was chosen directly by the user
OptionalversionVersion of the system - if relevant
Symbol in syntax defined by the system