| FTT | failure to thrive; fat tolerance test |
|---|---|
| GFFS | glycogen and fat-free solid |
| GRANDDAD | growth delay-aged facies-normal development-deficiency of subcutaneous fat [syndrome] |
| HF | Hageman factor; haplotype frequency; hard filled [capsule]; hay fever; head of fetus; head forward; ... |
| IBF | immature brown fat; immunoglobulin-binding factor; Insall-Burstein-Freeman [total knee instrumentati... |