Identification of a document/message by its number and eventually its version or revision.

Identification of a type of document/message by code or name. Code preferred.

To identify a document.

To identify a version.

To identify a revision.

Code specifying the document name.

Code identifying a user or association maintained code list.

Code specifying the agency responsible for a code list.

Name of a document.

Count of the total number of items.