| DS | dead air space; dead space; deep sedative; deep sleep; defined substrate; dehydroepiandrosterone sul... |
|---|---|
| DDU | dermo-distortive urticaria; duplex Doppler ultrasound |
| US | Ultra-Sonography |
| DDS | damaged disc syndrome; dendrodendritic synaptosome; dental distress syndrome; depressed DNA synthesi... |
| EVS | eligibility verification system; endovaginal sonography |