| NOS | network operating system; nitric oxide synthetase; non-organ-specific; not on staff; not otherwise s... |
|---|---|
| NS | natural science; Neosporin; nephrosclerosis; nephrotic syndrome; nervous system; neurological surger... |
| DOC | date of conception; deoxycholate; deoxycorticosterone; died of other causes; disorders of cornificat... |
| OND | Ophthalmic Nursing Diploma; orbitonasal dislocation; other neurological disorders |
| PRAGMATIC | pregnancy, rheumatoid arthritis, acromegaly, glucose metabolism disorders, mechanical injury, amyloi... |