| US/LS | upper strength/lower strength [ratio] |
|---|---|
| ASD | Atrial Septal Defect Types of ASD 1. Ostium Primum ASD ... |
| CSI | calculus surface index; cancer serum index; cavernous sinus infiltration; cervical spine injury; che... |
| SA | salicylic acid; saline [solution]; salt added; sarcoidosis; sarcoma; scalenus anticus; secondary ame... |
| SSS | scalded skin syndrome; secondary Sjogren syndrome; sick sinus syndrome; specific soluble substance; ... |