1. Department of Community Dentistry; Institute of Dentistry; University of Turku; Turku Finland
2. FinnBrain Birth Cohort Study; Turku Brain and Mind Center; Institute of Clinical Medicine; University of Turku; Turku Finland
3. Department of Community Dentistry; Institute of Dentistry; University of Oulu; Oulu Finland
4. Department of Child Psychiatry; Turku University Hospital; Turku Finland
5. Department of Mental Health and Substance Abuse Services; National Institute for Health and Welfare; Helsinki Finland
6. Turku Clinical Research Centre; Turku University Hospital; Turku Finland