| misc | miscarriage; miscellaneous |
|---|---|
| FFS | Flexible Fiberoptic Sigmoidoscopy |
| ESS | empty sella syndrome; endostreptosin; erythrocyte-sensitizing substance; euthyroid sick syndrome; ev... |
| FFB | flexible fiberoptic bronchoscopy |
| fl | femtoliter; filtered load; flexion, flexible; fluorescent; flow; fluid; flutter; foot lambert |