| DRN | dorsal raphe nucleus |
|---|---|
| ILC | ichthyosis linearis circumflex; incipient lethal concentration |
| SON | superior olivary nucleus; supraoptic nucleus |
| DCN | data collection network; deep cerebral nucleus; delayed conditioned necrosis; depressed, cognitively... |
| DR | degeneration reaction; delivery room; deoxyribose; diabetic retinopathy; diagnostic radiology; digit... |