1. Center for Life Course Health Research, University of Oulu, Oulu, Finland
2. Medical Research Center Oulu, Oulu University Hospital and University of Oulu, Oulu, Finland
3. Department of Welfare, National Institute for Health and Welfare, Oulu, Finland
4. Department of Psychiatry, Oulu University Hospital, Oulu, Finland
5. Department of Neurology, Oulu University Hospital, Oulu, Finland
6. Information Services Department, National Institute for Health and Welfare, Helsinki, Finland
7. Research Centre for Child Psychiatry, University of Turku, Turku, Finland
8. Department of Neurobiology, Care Sciences and Society, Division of Family Medicine, Karolinska Institute, Stockholm, Sweden