Optional
_nameOptional
_valueValue associated with the type
Optional
extensionAdditional content defined by implementations
Optional
idUnique id for inter-element referencing
Optional
modifierExtensions that cannot be ignored even if unrecognized
Optional
nameHuman readable description of the type and value
Type of class such as 'group' or 'plan'
Value associated with the type
Human readable description of the type and value