Code specifying a type of back order arrangement.
Code qualifying the type of instruction.
Code specifying an instruction.
Code identifying a code list.
Code specifying the agency responsible for a code list.
Free form description of an instruction.
Code specifying a special service.
Code identifying a code list.
Code specifying the agency responsible for a code list.
Free form description of a special service.
Free form description of a special service.
Code specifying the conditions under which substitution may take place.
