1. Department of Psychiatry; University of Münster; Münster Germany
2. Department of Psychiatry; University of Marburg; Marburg Germany
3. Department of Clinical Radiology; University of Münster; Münster Germany
4. Leibniz Institute of Arteriosclerosis Research; University of Münster; Münster Germany
5. Department of Psychiatry; University of Würzburg; Würzburg Germany
6. Discipline of Psychiatry; School of Medicine; University of Adelaide; Adelaide Australia
7. Department of Psychosomatic Medicine and Psychotherapy; University of Leipzig; Leipzig Germany