| EFF | electromagnetic field focusing |
|---|---|
| GBD | gallbladder disease; gender behavior disorder; glass blower's disease; granulomatous bowel disease |
| GDW | glass-distilled water |
| GF | gastric fistula; gastric fluid; germ-free; glass factor; glomerular filtration; gluten-free; grandfa... |
| IEF | International Eye Foundation; isoelectric focusing |