| human papillomavirus cofactors by disease progression and human papillomavirus types in the study to understand cervical cancer early endpoints and determinants. | human papillomavirus (hpv) cofactors for cervical cancer include smoking, multiparity, and oral contraceptive use, but their mechanisms of action are not fully understood. it is also unknown whether cofactors vary by hpv genotypes. the study to understand cervical cancer early endpoints and determinants (succeed) is a cross-sectional study comprising women referred to the university of oklahoma from november 2003 to september 2007 for abnormal cervical screening results. detailed questionnaire d ... | 2009 | 19124488 |