1. Assistante de recherche, African Population and Health Research Center (APHRC), Nairobi, Kenya; Assistante de recherche, Centre de Recherche en Reproduction Humaine et en Démographie (CERRHUD), Cotonou, Bénin.
2. Chercheure Senior, Rutgers, Utrecht, The Netherlands
3. Research Scientist, African Population and Health Research Center (APHRC), Nairobi, Kenya
4. Assistant Professor, Center for Maternal, Adolescent, Reproductive and Child Health, London School of Hygiene and Tropical Medicine, London, UK; Senior Researcher, Center for Global Health, Department of Neurology, Klinikum Rechts der Isar, Technical University of Munich, Munich, Germany