1. Department of Cardiac Surgery, Heinrich-Heine-University Medical School, Duesseldorf, Germany
2. German Society for Thoracic and Cardiovascular Surgery, Langenbeck-Virchow-Haus, Berlin, Germany
3. Department of Cardiothoracic Surgery, University Medical Center Regensburg, Regensburg, Germany
4. Clinic for Internal Medicine III, University Hospital Halle (Saale), Martin-Luther University, Halle-Wittenberg, Germany
5. Department of Acute and Emergency Care, St Antonius Hospital Eschweiler, Eschweiler, Germany
6. Department of Congenital Heart Disease-Pediatric Cardiology, German Heart Center Berlin, Berlin, Germany
7. Department of Pediatric Cardiology and Intensive Care Medicine, Medical School Hannover, Hannover, Germany
8. Department of Cardiac Surgery, Segeberger Kliniken, Bad Segeberg, Germany
9. Department of Cardiothoracic and Vascular Surgery, German Heart Centre, Berlin, German
10. Department for Intensive Care Medicine, Imland Hospital Rendsburg, Rendsburg, Schleswig-Holstein, Germany
11. Department of Cardiac and Vascular Thoracic Surgery, Philipps-University Hospital Marburg, Marburg, Germany
12. Department of Health Sciences and Management, Baden-Wuerttemberg Cooperative State University (DHBW), Stuttgart, Germany
13. Institute for Medical Knowledge Management, Association of the Scientific Medical Societies (AWMF), Universität Marburg, Marburg, Germany
14. Department of Anaesthesiology and Critical Care Medicine, Campus Kassel of the University of Southampton, Kassel, Germany
15. Department of Anesthesiology and Operative Intensive Care Medicine, Aschaffenburg-Alzenau Hospital, Aschaffenburg, Bavaria, Germany
16. Department of Intensive Care Medicine, Helios Clinic Erfurt, Erfurt, Germany
17. HSK, Clinic of Internal Medicine I, Helios-Kliniken, Wiesbaden, Germany
18. Department of Cardiology, Angiology and Intensive Care Medicine, St. Marienkrankenhaus Siegen, Siegen, Germany
19. Department of Cardiology, Pneumology, Angiology and Internal Intensive Care Medicine, SLK-Kliniken Heilbronn, Heilbronn, Germany
20. Klinikum Aschaffenburg-Alzenau, Aschaffenburg, Germany
21. Department of Neonatology, University Children's Hospital Mannheim, University of Heidelberg, Mannheim, Germany
22. Medical University Children's Hospital, Hannover, Germany
23. Klinik für Intensivmedizin, Universitätsklinikum Hamburg-Eppendorf, Hamburg, Deutschland
24. Medical Clinic and Medical Intensive Care Medicine, St. Antonius Hospital, Eschweiler, Germany
25. Department of Internal Medicine II, University Hospital Regensburg, Regensburg, Germany
26. Division of Neonatology, Dr. v. Hauner Children's Hospital and Perinatal Center Munich—Grosshadern, LMU Munich, Munich, Germany
27. Division of Neonatology, Dr. v. Hauner Children's Hospital and Perinatal Center Munich—Grosshadern, LMU Munich, Germany
28. Department of Pediatric Surgery, Medical Faculty Mannheim, University of Heidelberg, Germany
29. Department of Cardiothoracic Surgery, University Hospital Bergmannsheil, Ruhr-University, Bochum, Germany
30. Department of Cardiovascular Surgery, Heart Center Freiburg University, Freiburg, Germany
31. Division of Thoracic and Cardiovascular Surgery, Heart- and Diabetes Centre NRW, Ruhr-University, Bochum, Germany
32. Department of Physiotherapy, Heart- and Diabetes Centre NRW, Ruhr-University, Bochum, Germany
33. Deutsche Herzstiftung
34. Department of Thoracic Surgery and Lung Support, Ibbenbueren General Hospital, Ibbenbueren, Germany
35. Department of Cardiothoracic Surgery, Münster University Hospital, Münster, Germany
36. Department of Anesthesiology and Operative Intensive Care Medicine, Charité Universitätsmedizin Berlin, and Klinik Bavaria, Kreischa
37. Department of Cardiac Surgery, Triemli City Hospital Zurich, Zurich, Switzerland
38. Department of Cardiac Surgery, Medical University of Vienna, Vienna, Austria
39. Department of Cardiac Surgery, Medical University of Innsbruck, Innsbruck, Austria
40. Department of Cardio-Thoracic and Vascular Surgery, University of Tübingen, Tübingen, Germany
41. Department of Cardiology, Pulmonology and Vascular Medicine, Heinrich-Heine-University Medical School, Duesseldorf, Germany
42. Department of Cardiac and Thoracic Vascular Surgery, University Hospital of Schleswig-Holstein, Lübeck, Germany