Fernand Aimé Guédou, MD, PhD1, Luc Béhanzin, MD, PhD1, Clément Ahoussinou, MD2, Georges Batona, MSc3, Frédéric Kintin, MD, MSc1, Marcel Zannou, MD4, Adolphe Kpatchavi, PhD5, Emmanuelle Bédard, PhD6 and Michel Alary, MD, PhD7, 1Dispensary of STI, Centre de Santé de Cotonou-1, Cotonou, Benin, 2Programme National de Lutte contre le Sida et les IST, Cotonou, Benin, 3Unit for Research on Population Health (URESP), Research Centre of CHU de Québec, Quebec, Canada, 4Faculty of Health Sciences, University of Abomey-Calavi, Benin, 5Department of Sociology, University of Abomey-Calavi, Benin, 6Faculty of Nursing Sciences, Laval University, Quebec, Canada, 7Population Health and Optimal Health Practices Research Unit, CHU-HSS, Québec, QC, Canada