1. Research Center for Child Psychiatry, University of Turku, Turku, Finland
2. Department of Psychology, Itla Children’s Foundation, Helsinki, Finland
3. Regional Centre for Child and Youth Mental Health and Child Welfare, UiT The Arctic University of Norway, Tromsø, Norway
4. University of Helsinki, Helsinki, Finland
5. Regional Centre for Child and Youth Mental Health and Child Welfare, NORCE Norwegian Research Centre, Bergen, Norway