| DCN | data collection network; deep cerebral nucleus; delayed conditioned necrosis; depressed, cognitively... |
|---|---|
| DRG | Dorsal Root Ganglia |
| AR | absolute risk; accounts receivable; achievement ratio; actinic reticuloid [syndrome]; active resista... |
| ARA | Academy of Rehabilitative Audiometry; acetylene reduction activity; American Rheumatism Association;... |
| ARR | aortic root replacement |