1. Department of Pediatric Cardiology, Faculty of Medicine, Heart Center Leipzig, University of Leipzig, Strümpellstraße, Leipzig, Germany
2. Department of Child and Adolescent Medicine, Section of Pediatric Cardiology, University Hospital Jena, Am Klinikum, Jena, Germany
3. Alder Hey Children's NHS Foundation Trust, Pediatric Intensive Care Unit, Eaton Road Liverpool, Great Britain
4. Institute of Laboratory Medicine, Clinical Chemistry, and Molecular Diagnostics (ILM), University of Leipzig, Liebigstrasse, Leipzig, Germany
5. LIFE Leipzig Research Center for Civilization Diseases, University of Leipzig, Philipp-Rosenthal-Strasse, Leipzig, Germany
6. Department of Women and Child Health, Hospital for Children and Adolescents and Center for Pediatric Research (CPL), University of Leipzig, Liebigstrasse, Leipzig, Germany