1. Faculty of Medicine and Health Technology, Tampere University, Tampere, Finland;
2. Department of Adolescent Psychiatry, Helsinki University Central Hospital (HUS), Helsinki, Finland;
3. Faculty of Medicine, University of Helsinki, Helsinki, Finland;
4. Faculty of Social Sciences, Tampere University, Tampere, Finland;
5. Department of Adolescent Psychiatry, Tampere University Hospital, Tampere, Finland;
6. Vanha Vaasa Hospital, Vaasa, Finland