Élisabeth Bruyere Research Institute, University of Ottawa, University of Ottawa, University of Ottawa, University of Toronto, University of Toronto, Élisabeth Bruyere Research Institute, University of Ottawa, University of Adelaide, London School of Hygiene & Tropical Medicine - Department of Infectious Disease Epidemiology, University of Toronto - Centre for Global Child Health, University of Ottawa, Johns Hopkins University - School of Hygiene and Public Health, University of Oxford, University of Waterloo, University of Ottawa, London School of Hygiene & Tropical Medicine, Nutrition Center of the Philippines, London School of Hygiene and Tropical Medicine - Department of Clinical Research, University of Copenhagen, Hanoi Medical University, Case Western Reserve University - School of Medicine, Peking University, GroundWork, Loughborough University, Leiden University - Leiden University Medical Center (LUMC), University of Basel, University of Indonesia (UI), London School of Hygiene & Tropical Medicine, Institute de Recherche pour le Développement, Mahidol University and Leiden University - Leiden University Medical Center (LUMC)

affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Fondation Botnar, affiliation not provided to SSRN, London School of Hygiene and Tropical Medicine, Goethe University Frankfurt - University of Zurich, Universidad Peruana Cayetano Heredia - Unit for Environmental Development, Health and Environment, affiliation not provided to SSRN, Centre Suisse de Recherches Scientifiques en Côte d’Ivoire, Johns Hopkins University, Rwanda International Institute of Ophthalmology, University of Basel - Swiss Tropical and Public Health Institute, University of Cape Coast, University of Nairobi, affiliation not provided to SSRN, University of Basel - Swiss Tropical and Public Health Institute, University of Basel - Swiss Tropical and Public Health Institute, affiliation not provided to SSRN, University of Basel - Swiss Tropical and Public Health Institute, Institute for Health Policy, Aravind Eye Hospital, University of New South Wales (UNSW) - School of Optometry and Vision Science, affiliation not provided to SSRN, Lao Tropical Public Health Institute, affiliation not provided to SSRN, University of Basel, affiliation not provided to SSRN, affiliation not provided to SSRN, University of Basel - Swiss Tropical and Public Health Institute and University of Basel - Swiss Tropical and Public Health Institute