Substance

A homogeneous material with a definite composition.

= Must Support, = Is Modifier, = QiCore defined extension

Field	Card.	Type	Description
code	1..1	Concept	A code (or set of codes) that identify this substance. Binding: Substance codes. (example)
instance	0..*	List<instance>	Substance may be used to describe a kind of substance, or a specific package/container of the substance: an instance.
ingredient	0..*	List<ingredient>	A substance can be composed of other substances.