1. Faculty of Medicine and Health Technology, Tampere University, 33014 Tampere, Finland
2. Department of Adolescent Psychiatry, Tampere University Hospital, 33520 Tampere, Finland
3. Vanha Vaasa Hospital, 65380 Vaasa, Finland
4. Adolescent Psychiatry, Helsinki University Hospital, University of Helsinki, 00260 Helsinki, Finland
5. Department of Health Sciences, Faculty of Social Sciences, Tampere University, 33014 Tampere, Finland