Full text: Available Index: LILACS (Americas) Main subject: Sexual Behavior / Behavior / Neoplasms Limits: Humans Language: English Journal: DST j. bras. doenças sex. transm Journal subject: Sexually Transmitted Diseases Year: 2018 Type: Article Affiliation country: Canada Institution/Affiliation country: Postdoctoral fellow at Division of Cancer Epidemiology, Departments of Oncology and Epidemiology ­ McGill University, Montreal, Canada/CA / Professor and director at Division of Cancer Epidemiology, Departments of Oncology and Epidemiology ­ McGill University, Montreal, Canada/CA