Each CLINICAL INVESTIGATION RESULT ITEM
| K | must be provided by one and only one CLINICAL INTERVENTION |
| may be related to one or more CLINICAL INVESTIGATION RESULT ITEM | |
| may be related from one CLINICAL INVESTIGATION RESULT ITEM | |
| may be related to one or more CLINICAL INVESTIGATION SERVICE PROVIDER | |
| may be classified as one and only one CODED CLINICAL ENTRY | |
| may be qualified by one or more REFERENCE LIMIT | |
| may be qualified by one or more UNIT OF MEASUREMENT |