| RL | radial line; radiation laboratory; reduction level; renal dysplasia-limb defects [syndrome]; resisti... |
|---|---|
| RLS | recursive least square; restless leg syndrome; Ringer lactate solution; Roussy-Levy syndrome |
| RS | radioscaphoid; random sample; rating schedule; Raynaud syndrome; recipient's serum; rectal sinus; re... |
| SA | salicylic acid; saline [solution]; salt added; sarcoidosis; sarcoma; scalenus anticus; secondary ame... |
| SBSS | Seligmann's buffered salt solution |