1. Institute of Neuroscience, Newcastle University, Newcastle upon Tyne, UK;
2. Paracelsus Medical University, Nuremberg, Germany;
3. Zentrum für Psychiatrie Weinsberg, Klinikum am Weissenhof, Weinsberg, Germany;
4. Bipolar Disorders Programme, Institute of Neuroscience, Hospital Clinic, University of Barcelona, IDIBAPS, CIBERSAM, Barcelona, Catalonia, Spain;
5. Department of Psychiatry, University of Oxford, Warneford Hospital, Oxford, UK;
6. Dept. of Psychiatry, University of Texas Health Science Center, San Antonio, TX, USA;
7. Psychiatric Research Unit, Psychiatry, Aalborg University Hospital, Aalborg, Denmark;
8. Clinical Department of Medicine, Aalborg University, Aalborg, Denmark;
9. Department of Psychiatry, Hospital Ste. Marguerite, Marseille, France;
10. Department of Psychiatry, University of British Columbia, Vancouver, BC, Canada;
11. Department for Therapy of Mental Disorders, Moscow Research Institute of Psychiatry, Moscow, Russia;
12. Department of Psychiatry and Psychotherapy, Ludwigs-Maximilian University, Munich, Germany;
13. Department of Psychiatry and Psychotherapy, Medical University of Vienna, Vienna, Austria