http://www.ashastd.org/learn/learn_hpv.cfm
American Social Health Association
This page is a backgrounder on human papillomavirus (HPV), the name of a group of viruses that infect the skin. There are more than 70 different types of HPV. The page discusses HPV types and links to additional HPV information, including fast facts, what women and men should know, and myths and misconceptions.