1. Heart Hospital Baylor Plano Plano Texas
2. Weill Cornell Medical CollegeDivision of Cardiology, New York Presbyterian Hospital New York New York
3. Cardiovascular Institute/Brown Medical School Providence Rhode Island
4. Geisinger Health System, Cardiovascular Center for Clinical Research Danville Pennsylvania
5. Baylor Scott & White Heart and Vascular Hospital Dallas Texas
6. Massachusetts General Hospital, Division of Cardiology Boston Massachusetts
7. Minneapolis Heart Institute Foundation, Abbott Northwestern Hospital Minneapolis Minnesota
8. UPMC Children's Hospital of Pittsburgh, Pediatric Cardiology Pittsburgh PA
9. University of Pennsylvania Health System, Cardiovascular Division Philadelphia Pennsylvania
10. University of Washington, Division of Cardiology Seattle Washington
11. Newton‐Wellesley Hospital Newton Massachusetts
12. Department of Cardiovascular MedicineHeart and Vascular Institute, Cleveland Clinic Cleveland Ohio
13. Robert Packer Hospital, Division of CardiologyGuthrie Health System Sayre Pennsylvania
14. Rush University Medical Center, Division of Cardiology Chicago Illinois
15. Duke University Medical Center Durham North Carolina
16. University of Colorado, Department of Medicine, Division of Cardiology Aurora Colorado
17. Texas Tech University, Department of Internal Medicine El Paso Texas
18. Ochsner Clinic Foundation New Orleans Louisiana
19. Vanderbilt Heart and Vascular Institute Nashville Tennessee
20. Society for Cardiovascular Angiography & Interventions Washington District of Columbia
21. UH Harrington Heart & Vascular Institute Cleveland Ohio
22. UC Davis Medical Center, Department of Internal Medicine Sacramento California
23. University of Louisville School of Medicine, Cardiovascular Medicine Louisville Kentucky
24. Milton S. Hershey Medical CenterPenn State University Hershey Pennsylvania
25. Cardiovascular Associates of Alabama Birmingham Alabama