1. Department of Community Dentistry University of Turku Turku Finland
2. Center for Life Course Health Research University of Oulu Oulu Finland
3. Faculty of Medicine University of Bergen Bergen Norway
4. Centre for Population Health Research University of Turku Turku Finland
5. FinnBrain Birth Cohort Study Department of Clinical Medicine Turku Brain and Mind Center University of Turku Turku Finland
6. Department of Psychiatry University of Turku and Turku University Hospital Turku Finland