1. Department of Epidemiology, Fielding School of Public Health, University of California, Los Angeles, Los Angeles, California, USA
2. Department of Neurology, School of Medicine, University of California, Los Angeles, Los Angeles, California, USA
3. Department of Community Health Sciences, Fielding School of Public Health, University of California, Los Angeles, Los Angeles, California, USA
4. Section for Epidemiology, Department of Public Health, University of Aarhus, Aarhus, Denmark
5. Department of Gynaecology and Obstetrics, Odense University Hospital, Odense, Denmark
6. Global Surveillance & Pharmacoepidemiology, AbbVie Inc., North Chicago, Illinois, USA
7. Department of Environmental Science, University of Aarhus, Roskilde, Denmark
8. Perinatal Epidemiology Research Unit, Department of Paediatrics, Aarhus University Hospital, Skejby, Denmark
9. Centre for Arctic Health and Unit of Cellular and Molecular Toxicology, Department of Public Health, Aarhus University, Aarhus, Denmark