1Developpements Analytical and Pharmaceutical applied to Neglected Diseases and Counterfeits, EA 4575, University of Bordeaux, 146 rue Léo Saignat, 33076, Bordeaux, Cedex, France
2Mahidol-Oxford Research Unit, Faculty of Tropical Medicine, Mahidol University, 420/6 Rajvithi Road, Bangkok 10400, Thailand
3World Health Organization, Geneva, Switzerland
4Centre for Tropical medicine and Global Health, University of Oxford, UK