| DAC | derived air concentration; digital-to-analog converter; disaster assistance center; Division of Ambu... |
|---|---|
| DSC | de Sanctis-Cacchione [syndrome]; desmocollin; digital scan converter; disodium chromoglycate; Doctor... |
| OT | Old Tuberculin |
| PPDs | (Tuberculin) Purified Protein Derivatives |
| TU | Tuberculin Unit |