| RO | radiation oncology; radiation output; ratio of; relative odds; renal osteodystrophy; reverse osmosis... |
|---|---|
| R/O | rule out |
| UCO | ultrasonic cardiac output; urethral catheter out; urinary catheter out |
| OPD | Out-Patient Department; 외래 |
| BO | Bachelor of Osteopathy; base of prism out; behavior objective; belladonna and opium; body odor; bowe... |