1. Department of Psychiatry and Psychotherapy, Charité-Universitätsmedizin Berlin, Campus Benjamin Franklin, Germany
2. Department of Psychiatry, Ernst Moritz Arndt University Greifswald, Germany
3. HELIOS Hanseklinikum Stralsund, Germany
4. Department of Psychiatry and Psychological Medicine, Hospital 103, Military Academy of Medicine, Hanoi, Vietnam
5. Department of Psychiatry, Psychotherapy and Psychosomatic, Ev. Krankenhaus Königin Elisabeth Herzberge, Berlin, Germany
6. Center for Public Mental Health, Gösing am Wagram, Austria