| BALT | broncho-alveolar lavage fluid; bronchus-associated lymphoid tissue |
|---|---|
| BR | barrier reared [experimental animals]; baseline recovery; bathroom; bed rest; bedside rounds; biliru... |
| LB | lamellar body; large bowel; left breast; left bronchus; left bundle; left buttock; leiomyoblastoma; ... |
| LMB | left main bronchus; leiomyoblastoma; leukomethylene blue |
| RB | radiation burn; rating board; rebreathing; reticulate body; retinoblastoma; right bronchus; right bu... |