1. CEPED, Institut de Recherche pour le Développement, Université Paris Cité, INSERM, Paris, France
2. Direction de la Recherche, de la Coopération et de l'Appui Technique, Institut de Formation et de Recherche Démographique (IFORD), Yaoundé, Cameroon
3. Bureau Central des Recensements et des Etudes de Population (BUCREP), Yaoundé, Cameroon
4. Health Department, Initiative HIV/AIDS, Tuberculosis, Malaria, Paris, France
5. Department of Public Health and Primary Care, Ghent University, Gent, Belgium
6. Department of Public Health, Institute of Tropical Medicine, Antwerp, Belgium
7. Centre for Global Health, Dalla Lana School of Public Health, University of Toronto, Toronto, Ontario, Canada