Assertion: common wart | /r/CreatedBy | virus
Facets:
value: in the human papillomavirus
type: OTHER
Source sentences:
text: Common warts are caused by a virus and are transmitted by touch.
text: Common warts are caused by a virus and are transmitted by touch.
text: But common warts are actually an infection in the top layer of skin, caused by viruses in the human papillomavirus, or HPV, family.