1. Groupe de Recherche Action en Santé (GRAS), Ouagadougou 10248, Burkina Faso
2. Swiss Tropical and Public Health Institute, Kreuzstrasse 2, 4123 Allschwil, Switzerland
3. University of Basel, Petersplatz 1, 4001 Basel, Switzerland
4. Institut de Recherche en Sciences de la Santé (IRSS), Ouagadougou 7192, Burkina Faso
5. Medicines for Malaria Venture (MMV), 1215 Geneva, Switzerland