| SF | Sabin-Feldman [test]; safety factor; salt-free; scarlet fever; screen film; seminal fluid; serosal f... |
|---|---|
| PF | pair feeding; peak flow; perfusion fluid; pericardial fluid; periosteal fibroblast; peritoneal fluid... |
| ABC | absolute basophil count; absolute bone conduction; acalculous biliary colic; acid balance control; a... |
| SFL | synovial fluid lymphocyte |
| FR | failure rate; film-screen radiograph; fasciculus retroflexus; febrile reaction; feedback regulation;... |