| DRF | Daily Rating Form; daily replacement factor; Deafness Research Foundation; dose reduction factor |
|---|---|
| DRG | diagnosis-related group; Division of Research Grants [NIH}; dorsal respiratory group; dorsal root ga... |
| DRME | Division of Research in Medical Education |
| DRR | digitally reconstructed radiograph; Division of Research Resources [NIH]; dorsal root reflex |
| DRS | descending rectal septum; diagnostic review station; Division of Research Services [NIH]; drowsiness... |