1. Department of Psychiatry and Psychotherapy, Faculty of Medicine, University of Duisburg-Essen, LVR Hospital, Essen, Germany
2. Department of Medicine, Division of Nephrology, Boston Children’s Hospital, Harvard Medical School, MA, USA
3. Max-Plank Institute of Psychiatry, Munich, Germany
4. Department of Neurology, Chair of Vascular Neurology and Dementia, University Hospital of Essen, Germany
5. Sheppard Pratt- Research Institute, Baltimore, MD, USA
6. Department of Psychiatry, University of Tübingen, Germany
7. Department of Psychiatry, University of Göttingen, Germany
8. Department of Psychiatry and Psychotherapy, University of Halle (Saale), Germany