| HF | Hageman factor; haplotype frequency; hard filled [capsule]; hay fever; head of fetus; head forward; ... |
|---|---|
| Q fever | query fever |
| SF | Sabin-Feldman [test]; safety factor; salt-free; scarlet fever; screen film; seminal fluid; serosal f... |
| DHF | Dengue Hemorrhagic Fever |
| FUO | Fever of Unknown(= Undetermined) Origin; (원인)불명열 |