| BFB | biological feedback; bronchial foreign body |
|---|---|
| FB | fasting blood [sugar]; feedback; fiberoptic bronchoscopy; fingerbreadth; foreign body; Fusobacterium... |
| FBAO | foreign-body airway obstruction |
| FBCOD | foreign body of the cornea, oculus dexter (right eye) |
| FBCOS | foreign body of the cornea, oculus sinister (left eye) |