1. Berkeley Air Monitoring Group, Berkeley, California, USA
2. Gangarosa Department of Environmental Health, Rollins School of Public Health, Emory University, Atlanta, Georgia, USA
3. Department of Environmental and Radiological Health Sciences, Colorado State University, Fort Collins, Colorado, USA
4. Department of Environmental Health Engineering, ICMR Center for Advanced Research on Air Quality, Climate and Health, Sri Ramachandra Institute for Higher Education and Research (Deemed University), Chennai, India
5. Department of Environmental Health Science, College of Public Health, University of Georgia, Athens, Georgia, USA
6. Geocene, Vallejo, California, USA
7. Division of Pulmonary and Critical Care, School of Medicine, Johns Hopkins University, Baltimore, Maryland, USA
8. Center for Health Studies, Universidad del Valle de Guatemala, Guatemala City, Guatemala
9. Department of Infectious and Tropical Diseases, London School of Hygiene & Tropical Medicine, London, UK
10. Division of Epidemiology and Population Studies, Fogarty International Center, National Institutes of Health, Bethesda, Maryland, USA