| LMB | Left Main Bronchus |
|---|---|
| RMB | Right Main Bronchus |
| 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; ... |