| RL | radial line; radiation laboratory; reduction level; renal dysplasia-limb defects [syndrome]; resisti... |
|---|---|
| RMCL | right midclavicular line |
| SCL | scleroderma; serum copper level; sinus cycle length; soft contact lens; stromal cell line; subcostal... |
| SDILINE | Selective Dissemination of Information On-Line [data bank] |
| SDSL | symmetrical digital single line |