| A/P | abdominal/perineal; antepartum; ascites/plasma [ratio] |
|---|---|
| DR | degeneration reaction; delivery room; deoxyribose; diabetic retinopathy; diagnostic radiology; digit... |
| DRN | dorsal raphe nucleus |
| MR | Maddox rods; magnetic resistance; magnetic resonance; mandibular reflex; mannose-resistant; may repe... |
| per | perineal; periodicity, periodic |