| PF | pair feeding; peak flow; perfusion fluid; pericardial fluid; periosteal fibroblast; peritoneal fluid... |
|---|---|
| bHLH | basic helix-loop-helix |
| bHLH-ZIP | basic helix-loop-helix-leucine zipper |
| HLH | helix-loop-helix; hemophagocytic lymphohistiocytosis |
| SF | Sabin-Feldman [test]; safety factor; salt-free; scarlet fever; screen film; seminal fluid; serosal f... |