Washington University in St. Louis, Washington University in St. Louis, Johns Hopkins University, Johns Hopkins University - Division of Pulmonary and Critical Care Medicine, Universidad del Valle de Guatemala, University of California, Berkeley, University of London, Eagle Research Centre, London School of Hygiene & Tropical Medicine, Sri Ramachandra Institute of Higher Education & Research, University of Georgia, Sri Ramachandra Institute of Higher Education and Research (Deemed to be University), Sri Ramachandra Institute of Higher Education & Research, Emory University, Emory University, Emory University - Rollins School of Public Health, Colorado State University, Fort Collins, Berkeley Air Monitoring Group, Sri Ramachandra Institute of Higher Education and Research (Deemed to be University), Sri Ramachandra Institute of Higher Education and Research (Deemed to be University), Sri Ramachandra Institute of Higher Education & Research, MedStar Health Research Institute, Johns Hopkins University - Bloomberg School of Public Health, University of California, Berkeley, Colorado State University, Fort Collins, Johns Hopkins University - Department of International Health, Emory University - Rollins School of Public Health and Washington University in St. Louis

Washington University in St. Louis, Washington University in St. Louis, Johns Hopkins University, Johns Hopkins University - Division of Pulmonary and Critical Care Medicine, Universidad del Valle de Guatemala, University of California, Berkeley, University of London, Eagle Research Centre, London School of Hygiene & Tropical Medicine, Sri Ramachandra Institute of Higher Education and Research (Deemed to be University), University of Georgia, Sri Ramachandra Institute of Higher Education and Research (Deemed to be University), Sri Ramachandra Institute of Higher Education & Research, Emory University, Emory University, Emory University - Rollins School of Public Health, Colorado State University, Fort Collins, Berkeley Air Monitoring Group, Sri Ramachandra Institute of Higher Education and Research (Deemed to be University), Sri Ramachandra Institute of Higher Education & Research, MedStar Health Research Institute, Sri Ramachandra Institute of Higher Education and Research (Deemed to be University), Johns Hopkins University - Bloomberg School of Public Health, University of California, Berkeley, Colorado State University, Fort Collins, Emory University - Rollins School of Public Health, Johns Hopkins University - Department of International Health and Washington University in St. Louis