| NAD | neutrophil actin dysfunction; new antigenic determinant; nicotinamide adenine dinucleotide; nicotini... |
|---|---|
| ACF | accessory clinical findings; acute care facility; anterior cervical fusion; area correction factor; ... |
| FFF | degree of fineness of abrasive particles; field-flow fractionation; flicker fusion frequency |
| FFT | fast Fourier transform; flicker fusion test or threshold |
| FIT | fluorescein isothiocyanate; fusion inferred threshold |