| AF | abnormal frequency; acid-fast; adult female; afebrile; aflatoxin; albumin-free; albumose-free; aldeh... |
|---|---|
| SF | Sabin-Feldman [test]; safety factor; salt-free; scarlet fever; screen film; seminal fluid; serosal f... |
| HSA | Hazardous Substances Act; Health Services Administration; health systems agency; hereditary siderobl... |
| CF | calcaneal fibular [ligament]; calcium leucovorin; calf blood flow; calibration factor; cancer-free; ... |
| FF | degree of fineness of abrasive particles; fat-free; father factor; fecal frequency; fertility factor... |