Optional
_Optional
_Reference to property mapping depends on
Optional
_Code System (if necessary)
Optional
_Value of the referenced element
Optional
displayDisplay for the code (if value is a code)
Optional
extensionAdditional content defined by implementations
Optional
idUnique id for inter-element referencing
Optional
modifierExtensions that cannot be ignored even if unrecognized
Reference to property mapping depends on
Optional
systemCode System (if necessary)
Value of the referenced element
Display for the code (if value is a code)