School of Public Health and Epidemiology;
University of Parakou;
Parakou;
Benin;
Department of Pathological Anatomy;
Faculty of Medicine;
University of Parakou;
Parakou;
Benin;
STI Clinic (DIST);
Cotonou Community Health Centre 1;
Cotonou;
Benin;
Obstetrics and Gynecology Service of the Hospital and University Center of the Mother and Child of Lagune (CHUMEL) of Cotonou;
Cotonou;
Benin;
Laboratory of Pathological Anatomy of Cité Houéyiho;
Faculty of Health Sciences of Cotonou;
University of Abomey Calavi;
Godomey;
Benin;