1. German Heart Center, Department of Pediatric Cardiology and Adult Congenital Heart Disease, 80636 Munich, Germany
2. Department of Psychosomatic Medicine and Psychotherapy, University of Göttingen, Medical Center and German Center for Cardiovascular Research (DZHK), Partner Site Göttingen, 37075 Göttingen, Germany
3. Department of Obstetrics, Klinikum Rechts der Isar, 81675 Munich, Germany
4. Department of Pediatric and Congenital Cardiology, Heidelberg University Hospital, 69120 Heidelberg, Germany