| FDA | fluorescein diacetate; Food and Drug Administration; right frontoanterior [position of the fetus] |
|---|---|
| FWPCA | Federal Water Pollution Control Administration |
| HA | H antigen; Hakim-Adams [syndrome]; halothane anesthesia; Hartley [guinea pig]; headache; health alli... |
| HAD | health care alternatives development; hemadsorption; hospital administration, hospital administrator... |
| HCFA | Health Care Financing Administration (pronounced Hickfa) |