| RS | radioscaphoid; random sample; rating schedule; Raynaud syndrome; recipient's serum; rectal sinus; re... |
|---|---|
| DRE | digital rectal examination |
| DRS | descending rectal septum; diagnostic review station; Division of Research Services [NIH]; drowsiness... |
| P&R | pelvic and rectal [examination]; pulse and respiration |
| RE | radium emanation; readmission; rectal examination; reference emitter; reflux esophagitis; regional e... |