1. Department of Psychiatry; University of Münster; Münster Germany
2. Department of Clinical Radiology; University of Münster; Münster Germany
3. kbo-Inn-Salzach-Hospital; Wasserburg am Inn; Germany
4. Department of Psychiatry and Psychotherapy; Ludwig Maximilian University; Munich Germany
5. Department of Psychiatry; University of Marburg; Marburg; Germany