| Assoc | association, associate |
|---|---|
| BULL | buccal or upper lingual of lower |
| BM | Bachelor of Medicine; barium meal; basal medium; basal metabolism; basement membrane; basilar membra... |
| MMR | mass miniature radiography; masseter muscle rigidity; maternal mortality rate; measles-mumps-rubella... |
| AACCN | American Association of Critical Care Nurses |