| ISA | LITERAL-DISEASE-EVENT-ATTRIBUTE |
| SUBCLASSES | M-VALUE N-VALUE STAGE-I STAGE-II STAGE-III STAGE-IV T-VALUE |
| DESCENDANTS | M-VALUE N-VALUE STAGE-I STAGE-II STAGE-III STAGE-IV T-VALUE |
| ANCESTORS | ALL ATTRIBUTE LITERAL-ATTRIBUTE LITERAL-DISEASE-EVENT-ATTRIBUTE LITERAL-EVENT-ATTRIBUTE PROPERTY |
| INHERITED RELATIONS | DOMAIN : DISEASE-EVENT (from LITERAL-DISEASE-EVENT-ATTRIBUTE) |