A combination of a Category and related attributes.
A Node is created as a Category, Code or Classification Item for the purpose of defining the situation in which the Category is being used.
To define the parent/child relationship between Nodes, it tells us whether we are applying the part whole relationship, or the super/sub type relationships.
A type of explanatory note that can be used to define alternative labels for the category contained within the Node.
A human-readable internal note intended for the developers/maintainers of GSIM.