| vv | varicose veins; veins |
|---|---|
| LPV | left portal view; left pulmonary veins |
| VV | vaccinia virus; varicose veins; veno-venous; viper venom; vulva and vagina |
| IRF | idiopathic retroperitoneal fibrosis; impulse response function; interferon regulatory factor; intern... |
| RF | radial fiber; radio frequency; receptive field; regurgitant fraction; Reitland-Franklin [unit]; rela... |