Slot: twin_sibling

Specification of twin sibling presence

URI: mixs.vocab:twin_sibling

Domain and Range

None -> _OPT String

Parents

• is_a: environment field

Children

Used by

• Human-associated

Other properties

Aliases:		twin sibling presence
Mappings:		MIXS:0000326
Comments:		Expected value: presence status
		Preferred unit:
		Occurrence: 1
		Position: 27
		This field is used uniquely in: human-associated
Examples:		Example(value='yes', description=None)