1. Ecole de Santé Publique Université Libre de Bruxelles (ULB) Bruxelles Belgium
2. Centre national de formation et de recherche en santé rurale de Maferinyah Maferinyah Guinea
3. Department of Public Health Institute of Tropical Medicine Antwerp Belgium
4. EngenderHealth New York NY USA
5. EngenderHealth Conakry Guinea
6. Hopital Prefectoral de Kissidougou Kissidougou Guinea
7. Department of Obstetrics, Gynecology and Reproductive Sciences University of California San Francisco CA USA