D99B Segments ELU

ELU
TO SPECIFY THE USAGE OF A DATA ELEMENT.
Tag of a data element.
To specify the designated requirement.
Number indicating the position in a sequence.
To indicate the type of data maintenance operation for an object, such as add, delete, replace.
To specify the maximum number of occurrences.
Identifies the source of a code value.
Code indicating the validation criteria to be applied.
Identifies the usage type for a data element.