| HEIR | health effects of ionizing radiation; high-energy ionizing radiation |
|---|---|
| RO | radiation oncology; radiation output; ratio of; relative odds; renal osteodystrophy; reverse osmosis... |
| RR | radiation reaction; radiation response; rate ratio; rational recovery [group]; recovery room; relati... |
| LASER | Light Amplication by Stimulated Emission of Radiation |
| rad | radiation absorbed dose |