| SI | International System of Units [Fr. le Systeme International d'Unites]; sacroiliac; saline infusion; ... |
|---|---|
| SOI | severity of illness |
| AS-SCORE | age, stage of disease, physiological system involved, complications, response to therapy |
| BPS | beats per second; Behavioral Pharmacological Society; biophysical profile score; bits per second; bo... |
| CIS | carcinoma in situ; catheter-induced spasm; central inhibitory state; Chemical Information Service; c... |