1 Department of Psychiatry and Psychotherapy, Technische Universität München Klinikum rechts der Isar, Ismaningerstr. 22, 81675, Munich, Germany. Stefan.Leucht@tum.de.
2 Department of Hygiene and Epidemiology, University of Ioannina School of Medicine, University Campus Ioannina, 45110, Ioannina, Greece.
3 Department of Psychiatry, Warneford Hospital, University of Oxford, Oxford, OX3 7JX, UK.
4 Psychiatric Institute, University of Illinois at Chicago, 1601 W. Taylor St., Chicago, IL, 60612, USA.
5 Maryland Psychiatric Research Center, Baltimore, MD, USA.
6 Departments of Health Promotion and Human Behavior and of Clinical Epidemiology, Kyoto University Graduate School of Medicine/School of Public Health, Kyoto, Japan.
7 Institute of Social and Preventive Medicine (ISPM) and Berner Institut für Hausarztmedizin (BIHAM), University of Bern, Finkenhubelweg 11, 3012, Bern, Switzerland.