| NAS | nasal; National Academy of Sciences; National Association of Sanitarians; neonatal airleak syndrome;... |
|---|---|
| NSA | Neurological Society of America; normal serum albumin; no salt added; no significant abnormality; no... |
| nsa | no salt added |
| SA | salicylic acid; saline [solution]; salt added; sarcoidosis; sarcoma; scalenus anticus; secondary ame... |
| SBSS | Seligmann's buffered salt solution |