| SLPI | secretory leukocyte protease inhibitor |
|---|---|
| SOM | secretory otitis media; sensitivity of method; serous otitis media; somatotropin; state operations m... |
| SU | salicyluric acid; secretory unit; sensation unit; solar urticaria; sorbent unit; spectrophotometric ... |
| A2 | Aortic Component of the Second Heart Sound(S2) |
| P2 | Pulmonary Component of the Second Heart Sound(S2) |