1. Yale School of Medicine, Yale University , 135 College Street, Suite 101, New Haven, CT 06510 , USA
2. National Heart and Lung Institute, Imperial College London , Du Cane Road, London W120HS , UK
3. Division of Cardiology, Department of Medicine, Columbia University Medical Center/New York-Presbyterian Hospital , W. 168th St. New York, NY 10032 , USA
4. Clinical Trials Center, The Cardiovascular Research Foundation , 1700 Broadway, New York, NY 10019 , USA
5. Essex Cardiothoracic Center , Nether Mayne, Basildon SS16 5NL , UK
6. Department of Cardiovascular Disease, Baylor Scott and White Health , 4700 Alliance Blvd, Plano, TX 75093 , USA
7. Houston Methodist DeBakey Heart & Vascular Center , 6565 Fannin St Suite 1901, Houston, TX 77030 , USA
8. Department of Cardiovascular Surgery, Marcus Valve Center, Piedmont Heart and Vascular Institute , 95 Collier Rd NW Suite 5015, Atlanta, GA 30309 , USA
9. Cleveland Clinic , 9500 Euclid Ave. Cleveland, OH 44195 , USA
10. The Heart Centre, Rigshospitalet, Copenhagen University Hospital , Section 2151, Blegdamsvej 9, 2100 Copenhagen Ø , Denmark
11. Department of Cardiovascular Sciences, University of Leicester and NIHR Leicester Biomedical Research Centre, Glenfield Hospital , University Rd, Leicester LE1 7RH , UK
12. Department of Interventional Cardiology, Thoraxcenter, Erasmus University Medical Center , Dr. Molewaterplein 40, 3015 GD, Rotterdam , The Netherlands
13. Cedars-Sinai Medical Center, Smidt Heart Institute , S San Vicente Blvd, Los Angeles, CA 90048 , USA