1. Westchester Medical Center and New York Medical College Valhalla New York USA
2. Dartmouth‐Hitchcock Medical Center NH Lebanon
3. University of Oklahoma Health Sciences Center Oklahoma City Oklahoma USA
4. Northwell Health Manhattan New York USA
5. Seattle Children's Hospital Seattle Washington USA
6. Emory University School of Medicine Atlanta Georgia USA
7. UC Davis Medical Center Los Angeles California USA
8. Piedmont Heart Institute Atlanta Georgia USA
9. Long Beach VA Health Care System Long Beach California USA
10. Northside Cardiovascular Institute Atlanta Georgia USA
11. The Christ Hospital Health Network Cincinnati Ohio USA
12. Duke University Hospital Durham North Carolina USA
13. First Health Cardiology‐Pinehurst Pinehurst North Carolina USA
14. Children's Hospital of Georgia Augusta Georgia USA
15. Lifespan Cardiovascular Institute/Brown Medical School Providence Rhode Island USA
16. West Valley Medical Center Caldwell Idaho USA
17. SJH Cardiology Associates Liverpool New York USA
18. Oregon Health & Science University Portland Oregon USA
19. Cardiovascular Associates Birmingham Alabama USA
20. Manchester Royal Infirmary, Manchester Heart Center Manchester UK
21. Massachusetts General Hospital Boston Massachusetts USA
22. Cleveland Clinic Children's Hospital Cleveland Ohio USA
23. New York Presbyterian Hospital/Cornell New York New York USA
24. Children's Hospital of Michigan Detroit Michigan USA
25. The St. Vincent Medical Group at The Heart Center Indianapolis Indiana USA
26. University of Pennsylvania Health System Philadelphia Pennsylvania USA
27. Weill Cornell Medical College New York, NY. Sidra Medical and Research Center Doha Qatar
28. St. Francis Hospital, The Heart Hospital Roslyn New York USA
29. Rush University Medical Center Chicago Illinois USA
30. New York Presbyterian/Columbia University Medical Center New York New York USA
31. Stony Brook University Hospital Stony Brook New York USA
32. Duke University and Durham VAMC Durham North Carolina USA
33. Heart Hospital Baylor Plano Plano Texas USA
34. OhioHealth Heart & Vascular Physicians Coshocton Ohio USA
35. Cedars‐Sinai Medical Center Los Angeles California USA
36. University of California, San Diego Sulpizio Cardiovascular Center San Diego California USA
37. Abiomed Danvers Massachusetts USA
38. Cordis, A Cardinal Health Company Santa Clara California USA
39. Terumo Medical Somerset New Jersey USA
40. Medtronic Minneapolis Minnesota USA
41. Amgen Thousand Oaks California USA
42. GE Healthcare Chicago Illinois USA
43. Philips Healthcare San Diego California USA
44. Boston Scientific Maple Grove Minnesota USA
45. W. L. Gore & Associates Flagstaff Arizona USA
46. Janssen Pharmaceuticals Raritan New Jersey USA
47. Getinge Wayne New Jersey USA
48. AstraZeneca Wilmington Delaware USA