| ACIF | anticomplement immunofluorescence |
|---|---|
| CLIF | cloning inhibitory factor; Crithidia luciliae immunofluorescence |
| DIF | diffuse interstitial fibrosis; direct immunofluorescence; dose increase factor |
| FCI | fixed-cell immunofluorescence; food chemical intolerance |
| GIFT | gamete intrafallopian transfer; granulocyte immunofluorescence test |