1. Poverty, Health and Nutrition Division International Food Policy Research Institute (IFPRI) Washington D.C. USA
2. Department of Global Health and Population, Harvard T.H. Chan School of Public Health Harvard University Boston Massachusetts USA
3. SELEVER Project AFRICSanté Bobo‐Dioulasso Burkina Faso
4. Projet d'amélioration de l'Alimentation de la nutrition et de l'Hygiène en milieu familial (PAH/GIZ) Deutsche Gesellschaft für Internationale Zusammenarbeit Ouagadougou Burkina Faso