Abstract
Persistent infections by high-risk HPVs (human papillomavirus) are associated with the development of cervical, vaginal and vulvar cancer in women, penile cancer in men, in addition to anal canal and oropharyngeal tumors in both genders. Among this group, HPV-16 is worldwide the most prevalent type in cervical carcinomas, followed by HPV-18. In neoplasia of other anogenital sites and the …