1. Division of Cardiology, Baylor College of Medicine, Michael E. DeBakey VA Medical Center, Houston, TX (S.Z.).
2. Cardiothoracic Surgery, Minneapolis Heart Institute, Abbott Northwestern Hospital, MN (V.N.B., M.F.).
3. Centre for Heart Valve Innovation and Division of Cardiology, St. Paul’s Hospital, University of British Columbia, Vancouver, Canada (J.S.).
4. Department of Cardiology, Edith Wolfson Medical Center, Tel-Aviv University, Holon, Israel (U.L.).
5. Department of Cardiology, The Heart Center, Rigshospitalet, University of Copenhagen, Denmark (O.D.B.).
6. Division of Cardiology, University of Padova, Padova, Italy (G.T.).
7. Division of Cardiothoracic Surgery, Emory University, Atlanta, GA (K.J.G.).
8. Division of Cardiothoracic Surgery, Washington University School of Medicine, St. Louis, MO (T.K.).
9. DeMatteis Cardiovascular Institute; Division of Cardiac Imaging, St. Francis Hospital & Heart Center, Roslyn, NY (O.K.K.).
10. Division of Cardiology, Cedars-Sinai Medical Center, The Smidt Heart Institute, Los Angeles, CA (H.J., R.R.M.).
11. Division of Cardiology, Columbia University Irving Medical Center, NewYork-Presbyterian Hospital, New York, NY (M.M, M.B.L.).
12. Department of Cardiovascular Surgery, Mount Sinai Hospital, New York, NY (B.C., G.H.L.T.).
13. Department of Cardiothoracic Surgery, Baylor, Scott and White the Heart Hospital, Plano, TX (K.H., M.J.M.).
14. Department of Cardiovascular Surgery, Marcus Heart Valve Center, Piedmont Heart Institute, Atlanta, GA (V.H.T.).