| NDAC | not data accepted |
|---|---|
| NEC | National Electrical Code; necrotizing enterocolitis; neuroendocrine cell; neuroendocrine convertase;... |
| NES | not elsewhere specified |
| NFP | not-for-profit [hospital] |
| NG | nasogastric; neoplastic growth; new growth; nitroglycerin; nodose ganglion; no growth; not given |