# | Name | Location | Type | Details | Index | Description |
---|---|---|---|---|---|---|
.01 | expression(+) | 0;1 | POINTER | 757.01 | B | Pointer to the clinical expression in the Expression file (#757.01) which represents the preferred term for the Major Concept. |
1 | group | 0;2 | POINTER | 757.01 | This field is intended to provide applications the ability to group terms by categories, such as Cardiovascular, Pulmonary, etc. |