1. Department of Epidemiology, Gillings School of Public Health, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina
2. Department of Environmental Health and Engineering, Johns Hopkins University, Baltimore, Maryland
3. Department of Child Health and Development, Division of Mental and Physical Health, Norwegian Institute of Public Health, Oslo, Norway
4. Institute of Clinical Medicine, University of Oslo, Oslo, Norway
5. Department of Mental Disorders, Division of Mental and Physical Health, Norwegian Institute of Public Health, Oslo, Norway
6. Division of Mental Health and Addiction, Oslo University Hospital, Oslo, Norway
7. Department of Food Safety, Division of Climate and Environmental Health, Norwegian Institute of Public Health, Oslo, Norway