| human papillomavirus infections among japanese women: age-related prevalence and type-specific risk for cervical cancer. | to obtain baseline data for human papillomavirus (hpv) screening and vaccination in japan, we analyzed hpv dna data from 2282 japanese women (1517 normal cytology, 318 cervical intraepithelial neoplasia [cin] grade 1, 307 cin2-3, and 140 invasive cervical cancer [icc]) that visited the university of tsukuba hospital or ibaraki seinan medical center hospital for screening or treatment of cervical diseases between 1999 and 2007. an l1-based pcr method was used for individual hpv genotyping. the mo ... | 2009 | 19432906 |