1. Department of Community Dentistry University of Turku Turku Finland
2. Turku Clinical Research Centre Turku University Hospital Turku Finland
3. Center for Life Course Health Research University of Oulu Oulu Finland
4. Division of Populations and Behavioural Science School of Medicine University of St Andrews St Andrews UK
5. Dental Health Services Research Unit School of Dentistry University of Dundee Dundee UK
6. Department of Orthodontics Institute of Dentistry University of Turku Turku Finland
7. FinnBrain Birth Cohort Study Department of Clinical Medicine Turku Brain and Mind Center University of Turku Turku Finland
8. Department of Child Psychiatry University of Turku and Turku University Hospital Turku Finland
9. Department of Psychiatry University of Turku and Turku University Hospital Turku Finland