1. LVR-Hospital Essen, Department of Psychiatry and Psychotherapy, Medical Faculty, University of Duisburg-Essen , Virchowstrasse 174, 45147 Essen , Germany
2. Former address: Department of Psychiatry and Psychotherapy, University of Muenster, Albert-Schweitzer-Campus 1 , Building A 9, 48149 Muenster, Muenster , Germany
3. Clinic for Psychiatry, Clinical Center of Serbia , Pasterova 2, 11000 Belgrade , Serbia
4. Wroclaw Medical University, Department and Clinic of Psychiatry , Wybrzeze L. Pasteura 10, 50-367 Wroclaw , Poland
5. Department of Psychiatry and Neurology, University of Bari , Piazza G. Cesare, 11 , Bari , Italy
6. East London NHS Foundation Trust, London , Trust 9 Allie Street , London , E1 8DE , United Kingdom
7. Centre for Psychiatry, Wolfson Institute of Preventive Medicine, Bart‘s and the London School of Medicine and Dentistry, Queen Mary University of London , Mile End Road, London E1 4NS , London , United Kingdom
8. Unit for Social and Community Psychiatry, Queen Mary University of London , Cherry Tree Way, E13 8SP London , United Kingdom
9. Mental Health Neuroscience Department, University College London , Gower Street, WC1E 6BT London , United Kingdom
10. Hospital de Magalhães Lemos, University of Porto, Oporto, R. Prof. Álvaro Rodrigues , 4149-003 Porto , Portugal
11. Institute of Biomedical Sciences Abel Salazar (ICBAS), University of Porto, Rua de Jorge Viterbo Ferreira , 228, 4050-313 Porto , Portugal