| ORD | optical rotatory dispersion; oral radiation death |
|---|---|
| PAR | participating provider; passive avoidance reaction; perennial allergic rhinitis; photosynthetically ... |
| PQRST | provocative and palliative factors, quality of pain, radiation of pain, severity of pain, timing of ... |
| PWBRT | prophylactic whole brain radiation therapy |
| RAD | radial artery catheter; radiation absorbed dose; radical; radiography or radiographic; reactive airw... |