| LBM | lean body mass; loose bowel movement; lung basement membrane |
|---|---|
| LBW | lean body weight; low birth weight |
| BM | Bachelor of Medicine; barium meal; basal medium; basal metabolism; basement membrane; basilar membra... |
| BCM | B-cell maturation; birth control medication; blood-clotting mechanism effects; body cell mass; body ... |
| IB | idiopathic blepharospasm; immune body; inclusion body; index of body build; infectious bronchitis; I... |