| APF | acidulated phosphofluoride; American Psychological Foundation; anabolism-promoting factor; animal pr... |
|---|---|
| APTF | American Physical Therapy Foundation |
| CFF | critical flicker fusion [test]; critical fusion frequency; cystic fibrosis factor; Cystic Fibrosis F... |
| DLF | Disabled Living Foundation; dorsolateral funiculus |
| EFA | Epilepsy Foundation of America; essential fatty acid; extrafamily adoptee |