1. Department of Epidemiology, Brown University, Providence, Rhode Island 02912, United States
2. Department of Biostatistics, Brown University, Providence, Rhode Island 02912, United States
3. Department of Epidemiology, Gillings School of Global Public Health, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina 27599, United States
4. Department of Pediatrics, Cincinnati Children’s Hospital Medical Center, University of Cincinnati College of Medicine, Cincinnati, Ohio 45229, United States
5. Department of Radiology, Cincinnati Children’s Hospital Medical Center, University of Cincinnati College of Medicine, Cincinnati, Ohio 45229, United States
6. Department of Biostatistics, Epidemiology and Informatics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania 19104, United States
7. Faculty of Health Sciences, Simon Fraser University, Burnaby, British Columbia V5A 1S6, Canada
8. Gangarosa Department of Environmental Health, Rollins School of Public Health, Emory University, Atlanta, Georgia 30322, United States
9. School of Engineering, Brown University, Providence, Rhode Island 02912, United States
10. Department of Environmental Health Sciences, School of Public Health, University of Michigan, Ann Arbor, Michigan 48109, United States