Anal human papillomavirus infection among homosexual and bisexual men: prevalence of type-specific infection and association with human immunodeficiency virus.


BACKGROUND AND OBJECTIVE "High-risk" types of genital human papillomavirus (HPV) infections are associated with anogenital cancer. As these cancers occur more frequently in immunosuppressed individuals, we sought to better characterize type-specific prevalence, clinical spectrum, and risk factors for anal HPV infection among homosexual men. STUDY DESIGN… (More)


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