| POG | pediatric oncology group; polymyositis ossificans generalisata |
|---|---|
| RaONC | radiation oncology |
| RDOG | radiology diagnostic oncology group |
| RO | radiation oncology; radiation output; ratio of; relative odds; renal osteodystrophy; reverse osmosis... |
| RO | PACS radiation oncology picture archiving and communication system |