| Rb | Imp rubber base impression |
|---|---|
| BA | Bachelor of Arts; backache; bacterial agglutination; basilar artery; basion; benzyladenine; best amp... |
| BAI | basilar artery insufficiency; beta-aminoisobutyrate |
| BAM | basilar artery migraine; bilateral augmentation mammoplasty; brachial artery mean [pressure]; |
| bas | basilar; basophil, basophilic |