1. Departments of Epidemiology and Environmental Health, Fielding School of Public Health, University of California, Los Angeles (UCLA), Los Angeles, USA
2. Department of Neurology, School of Medicine, UCLA, Los Angeles, USA
3. Department of Endocrinology, Aalborg University Hospital, Aalborg, Denmark
4. Department of Clinical Biochemistry, Aalborg University Hospital, Aalborg, Denmark
5. Department of Public Health, Research Unit for Epidemiology, Aarhus University, Denmark
6. Department of Pediatrics and Adolescent Medicine, Aarhus University Hospital, Skejby, Denmark
7. Centre for Arctic Health and Molecular Epidemiology, Department of Public Health, Aarhus University, Denmark
8. Greenlandic Center for Health Research, Greenland University, Nuuk, Greenland
9. Department of Clinical Epidemiology, Aarhus University Hospital, Aarhus, Denmark
10. Department of Environmental Health Sciences, Yale School of Public Health, New Haven, USA
11. Yale Center for Perinatal, Pediatric, and Environmental Epidemiology, Yale School of Public Health, New Haven, USA