| WF | Weil-Felix reaction; white female; Wistar-Furth [rat] |
|---|---|
| WFE | Williams flexion exercise |
| WFI | water for injection |
| WFL | within function limits |
| WFOT | World Federation of Occupational Therapists |
| WFR | Weil-Felix reaction; wheal-and-flare reaction |
| WFS | Waterhouse-Friederichsen syndrome |