| FF | degree of fineness of abrasive particles; fat-free; father factor; fecal frequency; fertility factor... |
|---|---|
| FFF | degree of fineness of abrasive particles; field-flow fractionation; flicker fusion frequency |
| ARFC | active rosette-forming T-cell; autologous rosette-forming cell |
| CFC | capillary filtration coefficient; colony-forming capacity; cardiofaciocutaneous [syndrome]; chlorofl... |
| CFU-S, | CFUS colony-forming unit, spleen; colony-forming unit, stem cells |