1. Department of Psychiatry, Psychosomatics and Psychotherapy, University Hospital of Würzburg, Würzburg, Germany
2. Interdisciplinary Center for Clinical Research, University Hospital of Würzburg, Würzburg, Germany
3. Comprehensive Heart Failure Center (CHFC), University Hospital of Würzburg, Würzburg, Germany
4. Department of Psychiatry and Psychotherapy, University of Freiburg, Freiburg, Germany