1. Global Health Institute, University of Antwerp, Doornstraat 331, 2610 Antwerp, Belgium
2. 120 Rue des Campanules, Ornex, France
3. INSERM, University of Limoges, CHU Limoges, UMR 1094, Tropical Neuroepidemiology, Institute of Neuroepidemiology and Tropical Neurology, GEIST, 87000 Limoges, France