| ID | identification; iditol dehydrogenase; immunodeficiency; immunodiffusion; immunoglobulin deficiency; ... |
|---|---|
| NANDA | North American Nursing Diagnosis Association |
| ND | Doctor of Naturopathy; nasal deformity; natural death; Naval Dispensary; neonatal death; neoplastic ... |
| NPD | narcissistic personality disorder; natriuretic plasma dialysate; negative pressure device; Niemann-P... |
| PIOPED | Prospective Investigation of Pulmonary Embolism Diagnosis [data base] |