| fil | filament; filial |
|---|---|
| IF | idiopathic fibroplasia; idiopathic flushing; immersion foot; immunofluorescence; indirect fluorescen... |
| IFP | inflammatory fibroid polyp; insulin, compound F [hydrocortisone], prolactin; intermediate filament p... |
| IMF | idiopathic myelofibrosis; immunofluorescence; intermaxillary fixation; intermediate filament |
| PHF | paired helical filament; personal hygiene facility |