1. Department of Epidemiology, Brown University, Providence, Rhode Island, USA
2. Zilber School of Public Health, University of Wisconsin-Milwaukee, Milwaukee, Wisconsin, USA
3. Department of Environmental Health, Harvard School of Public Health, Boston, Massaschusetts, USA
4. Cincinnati Children’s Hospital Medical Center, Department of Pediatrics, Cincinnati, Ohio, USA
5. Centers for Disease Control and Prevention, National Center for Environmental Health, Division of Laboratory Sciences, Atlanta, Georgia, USA
6. Faculty of Health and Sciences, Simon Fraser University, Burnaby, British Columbia, Canada
7. Child and Family Research Institute, BC Children’s and Women’s Hospital, Vancouver, British Columbia, Canada
8. Division of Epidemiology and Biostatistics, Department of Environmental Health, University of Cincinnati, Cincinnati, Ohio, USA