1. Department of Epidemiology, Brown University, Providence, RI
2. Department of Environmental and Occupational Health, The George Washington University Milken Institute School of Public Health, Washington, D.C.
3. Department of Epidemiology, Gillings School of Global Public Health, University of North Carolina, Chapel Hill, NC
4. Department of Biostatistics, Brown University, Providence, RI
5. Department of Radiology, Cincinnati Children’s Hospital Medical Center, University of Cincinnati College of Medicine, Cincinnati, OH
6. Department of Biostatistics, Epidemiology and Informatics, University of Pennsylvania Perelman School of Medicine, Philadelphia, PA
7. Department of Family Medicine, Warren Alpert Medical School of Brown University, Providence, RI
8. Department of Pediatrics, Cincinnati Children’s Hospital Medical Center, University of Cincinnati College of Medicine, Cincinnati, OH
9. Faculty of Health Sciences, Simon Fraser University, Vancouver, BC, Canada