| BGSA | blood granulocyte-specific activity |
|---|---|
| BPA | blood pressure assembly; bovine plasma albumin; British Paediatric Association; bronchopulmonary asp... |
| BRA | bilateral renal agenesis; bone-resorbing activity; brain-reactive antibody |
| BRAC | basic rest-activity cycle |
| CA | anterior commissure [Lat. commissura anterior]; calcium antagonist; California [rabbit]; cancer; Can... |