| PST | pancreatic suppression test; paroxysmal supraventricular tachycardia; penicillin, streptomycin, and ... |
|---|---|
| SDS | same day surgery; school dental services; self-rating depression scale; sensory deprivation syndrome... |
| SI | International System of Units [Fr. le Systeme International d'Unites]; sacroiliac; saline infusion; ... |