| FAA | folic acid antagonist; formaldehyde, acetic acid, alcohol |
|---|---|
| FAP | familial adenomatous polyposis; familial amyloid polyneuropathy; fatty acid polyunsaturated; fatty a... |
| FPN | ferric chloride, perchloric acid, and nitric acid [solution] |
| HA | H antigen; Hakim-Adams [syndrome]; halothane anesthesia; Hartley [guinea pig]; headache; health alli... |
| HPAA | hydroperoxyarachidonic acid; hydroxyphenylacetic acid; hypothalamo-pituitary-adrenal axis |