1. Congenital Heart Center, UF Health Shands Hospital, Division of Cardiovascular Surgery, Departments of Surgery and Pediatrics, University of Florida, Gainesville, Florida, United States of America
2. Paediatric Cardiology Department, Royal Brompton & Harefield NHS Trust, London, United Kingdom
3. Division of Paediatric Cardiology, The Montreal Children’s Hospital of the McGill University Health Centre, Montréal, Québec, Canada
4. Johns Hopkins All Children’s Hospital, Johns Hopkins University, Saint Petersburg, Florida, United States of America
5. Department of Cardiology, Boston Children’s Hospital, Harvard University, Boston, Massachusetts, United States of America
6. Cardiovascular Surgery, Children’s Hospital of Michigan, Wayne State University School of Medicine, Detroit, Michigan, United States of America
7. Bailliard Henry Pediatric Cardiology, Raleigh, North Carolina, United States of America
8. Duke University, Durham, North Carolina, United States of America
9. Congenital and Pediatric Medico-Surgical Unit, Necker Hospital-M3C, Paris, France
10. Department of Surgery and Pediatrics, Children Hospital of Georgia, Augusta University, Augusta, Georgia
11. Lucile Packard Children’s Hospital Stanford, Stanford University School of Medicine, Palo Alto, California, United States of America
12. Heart Institute (InCor), University of São Paulo School of Medicine, São Paulo, Brazil
13. Cardiac Center, Children’s Hospital of Philadelphia, Philadelphia, Pennsylvania, United States of America
14. Pediatric Cardiology-Congenital Heart Disease, Heart Center Duisburg, Duisburg, Germany
15. Cardiovascular Surgery, Tokyo Women’s Medical University, Tokyo, Japan
16. Department for Pediatric and Congenital Heart Surgery, Children’s Memorial Health Institute, Warsaw, Poland
17. Pediatric and Congenital Cardiac Surgical Unit, Department of Cardiothoracic and Vascular Sciences, University of Padova, Padova, Italy
18. Johns Hopkins University, Baltimore, Maryland, United States of America
19. Jeffrey R. Boris, MD LLC, Moylan, Pennsylvania, United States of America
20. All Children’s Hospital, Saint Petersburg, Florida, United States of America
21. Congenital Heart Surgery, Medical City Children’s Hospital, Dallas, Texas, United States of America
22. Cardiology Department, Norfolk and Norwich University Hospital NHS Trust, United Kingdom
23. Terry Heart Institute, Wolfson Children’s Hospital, Jacksonville, Florida, United States of America
24. Department of Pediatrics, Division of Pediatric Cardiology, Seattle Children’s Hospital, University of Washington, Seattle, Washington, United States of America
25. Children’s Heart Clinic of Minneapolis, Minneapolis, Minnesota, United States of America
26. Division of Cardiology, Department of Cardiovascular Medicine, Nemours Cardiac Center at the Alfred I. duPont Hospital for Children, Wilmington, Delaware, United States of America
27. Institute of Cardiovascular Science, University College London, London, United Kingdom
28. Congenital Heart Surgery, Birmingham Women’s and Children’s Foundation Trust Hospital, University of Birmingham, Birmingham, United Kingdom
29. Joe DiMaggio Children’s Hospital Heart Institute, Hollywood, Florida, United States of America
30. Advocate Children’s Heart Institute, Advocate Children’s Hospital, Oak Lawn, Illinois, United States of America
31. Department of Pediatrics, Heart Institute, Cincinnati Children’s Hospital Medical Center, University of Cincinnati College of Medicine, Cincinnati, Ohio, United States of America
32. Heart Centre, First Hospital of Tsinghua University, Beijing, China
33. University College London, London, United Kingdom
34. Peyton Manning Children’s Hospital, Indianapolis, Indiana, United States of America
35. Division of Cardiovascular Surgery, The Montreal Children’s Hospital of the McGill University Health Centre, Montréal, Québec, Canada