AlphapapillomavirusPapillomaviridaePapillomavirus InfectionsUterine Cervical NeoplasmsCervical Intraepithelial NeoplasiaHuman papillomavirus 16Human papillomavirus 18Vaginal SmearsCervix UteriTumor Virus InfectionsHuman papillomavirus 11DNA, ViralOncogene Proteins, ViralMolecular Diagnostic TechniquesPolymerase Chain ReactionPapanicolaou TestDNA Probes, HPVPrevalenceMass ScreeningCondylomata AcuminataRisk FactorsHuman papillomavirus 6