| DDU | dermo-distortive urticaria; duplex Doppler ultrasound |
|---|---|
| DS | dead air space; dead space; deep sedative; deep sleep; defined substrate; dehydroepiandrosterone sul... |
| DNA | Deoxyribo-Nucleic Acid |
| DDS | damaged disc syndrome; dendrodendritic synaptosome; dental distress syndrome; depressed DNA synthesi... |
| DNA | deoxyribonucleic acid; did not answer |