| b x s | brother x sister inbreeding |
|---|---|
| B&C | biopsy and curettage |
| B&E | brisk and equal |
| B&J | bones and joints |
| B&O | belladonna and opium |
| B&S | Brown and Sharp [sutures] |
| B&W | black and white [milk of magnesia and cascara extract] |
| B-D | Becton-Dickinson |
| B-EP | b-endorphin |
| B-G | Bordet-Gengou [agar, bacillus, phenomenon] |