| MBD | Marchiafava-Bignami disease; Mental Deterioration Battery; methylene blue dye; minimal brain damage;... |
|---|---|
| MDV | Marek disease virus; mean dye [bolus] velocity; mucosal disease virus |
| NTD | neural tube defect; nitroblue tetrazolium dye; noise tone difference; 5'-nucleotidase |
| OAD | obstructive airway disease; organic anionic dye |
| TGD | thermal-green dye |