| CWD | cell wall defect; continuous-wave Doppler |
|---|---|
| DDS | damaged disc syndrome; dendrodendritic synaptosome; dental distress syndrome; depressed DNA synthesi... |
| DDU | dermo-distortive urticaria; duplex Doppler ultrasound |
| DEFIANT | Doppler Flow and Echocardiography in Functional Cardiac Insufficiency Assessment of Nisoldipine Ther... |
| DS | dead air space; dead space; deep sedative; deep sleep; defined substrate; dehydroepiandrosterone sul... |