| BF | bentonite flocculation; bile flow; black female; blastogenic factor; blister fluid; blood flow; body... |
|---|---|
| FOB | fecal occult blood; feet out of bed; fiberoptic bronchoscopy; foot of bed; functional observational ... |
| fpm | feet per minute |
| fps | feet per second; frames per second |
| ft | foot, feet |