1. Early Detection, Prevention and Infections Branch, International Agency for Research on Cancer, Lyon, France
2. Department of Obstetrics and Gynaecology, Lagoon Mother and Child University Hospital Center, Faculty of Health Science, University of Abomey Calavi, Cotonou, Benin
3. National Institute of Public Health, Abidjan, Cote d'Ivoire
4. Division of Noncommunicable Disease Control, Senegal Ministry of Health and Social Action, Dakar, Senegal
5. Foundation Lalla Salma, Cancer Prevention and Treatment, Rabat, Morocco