1. Research Centre for Child Psychiatry, University of Turku, Turku, Finland;
2. Department of Adolescent Psychiatry, Turku University Hospital, Turku, Finland;
3. Turku University Hospital, Turku, Finland;
4. INVEST Research Flagship, University of Turku, Turku, Finland;
5. National Institute of Health and Welfare, Helsinki, Finland;
6. Department of Adolescent Psychiatry, Helsinki University Central Hospital, University of Helsinki, Helsinki, Finland