1. Department of Psychiatry, Kuopio University Hospital, Kuopio, Finland;
2. Institute of Clinical Medicine/Psychiatry, University of Eastern Finland, Kuopio, Finland;
3. Department of Clinical Neurophysiology, Kuopio University Hospital, Kuopio, Finland;
4. Department of Applied Physics, University of Eastern Finland, Kuopio, Finland;
5. Food and Mood Centre/IMPACT SRC School of Medicine, Deakin University, Geelong, Australia;
6. Department of Psychology and Logopedics Faculty of Medicine, University of Helsinki, Helsinki, Finland;
7. Institute of Clinical Medicine/Clinical Neurophysiology, University of Eastern Finland, Kuopio, Finland;
8. School of Educational Sciences and Psychology, University of Eastern Finland, Joensuu, Finland;
9. Departments of Psychiatry: North Karelia Central Hospital, Joensuu, Finland;
10. SOTE, Iisalmi, Finland ;
11. South-Savonia Hospital District, Mikkeli, Finland;