| UTI | urinary tract infection; urinary trypsin inhibitor |
|---|---|
| VIA | virus inactivating agent; virus infection-associated antigen |
| VRI | viral respiratory infection; virtual reality imaging |
| WHHHIMP | Wernicke encephalopathy/withdrawal, hypertensive encephalopathy, hypoglycemia, hypoxemia, intracrani... |
| YEI | Yersinia enterocolitica infection |