Where used:
| Class | CLINICAL INVESTIGATION RESULT ITEM | has an attribute SPECIMEN NATURE |
| Data Element | SPECIMEN NATURE | references in description SPECIMEN NATURE |
| Data Element | SPECIMEN NATURE | is the data element of SPECIMEN NATURE |
| Class | CLINICAL INVESTIGATION RESULT ITEM | has an attribute SPECIMEN NATURE |
| Data Element | SPECIMEN NATURE | references in description SPECIMEN NATURE |
| Data Element | SPECIMEN NATURE | is the data element of SPECIMEN NATURE |