| BDA | balloon dilation angioplasty; British Dental Association |
|---|---|
| BGS | balance, gait, and station; blood group substance; British Geriatrics Society |
| BHI | biosynthetic human insulin; brain-heart infusion [broth]; British Humanities Index; Bureau of Health... |
| BIBRA | British Industrial Biological Research Association |
| BIBRA | British Industrial Biological Research Association |