Optional
_descriptionOptional
_expressionBoolean-valued expression
Optional
_languageLanguage of the expression
Optional
descriptionNatural language description of the condition
Optional
expressionBoolean-valued expression
Optional
extensionAdditional content defined by implementations
Optional
idUnique id for inter-element referencing
Optional
languageLanguage of the expression
Optional
modifierExtensions that cannot be ignored even if unrecognized
Natural language description of the condition