1. Department of Psychosomatic Medicine and Psychotherapy, University Medical Centre Göttingen , Göttingen, Germany
2. Department of Cardiovascular and Thoracic Surgery, University Medical Centre Göttingen , Göttingen, Germany
3. DZHK (German Centre for Cardiovascular Research), Partner Site , Göttingen, Germany
4. Department of Psychiatry, Massachusetts General Hospital , Boston, MA, USA
5. Department of Psychiatry, Harvard Medical School , Boston, MA, USA
6. Department of Psychiatry, Brigham and Women’s Hospital , Boston, MA, USA