1. Departments of Medicine, ontreal Heart Institute, University of Montreal, Canada (N.B., J.L.R.)
2. M. Duke Clinical Research Institute, Duke University School of Medicine, Durham, NC. (S.R.S.)
3. Department of Cardiothoracic Surgery, Jena University Hospital, Friedrich-Schiller-University Jena, Germany (T.D., P.H.).
4. Department of Cardiology, Institute of Cardiovascular and Medical Sciences, University of Glasgow, United Kingdom (M.C.P.).
5. Department of Cardiology, Golden Jubilee National Hospital, Glasgow, United Kingdom (M.C.P., N.A.-A, A.K.B.).
6. Section of Cardiac Surgery, Department of Cardiac Sciences, Libin CV Institute, University of Calgary, Canada (I.S.A.).
7. Department of Medicine, Duke University School of Medicine, Durham, NC. (A.P.A., E.J.V.)
8. Cardiac Surgery, ontreal Heart Institute, University of Montreal, Canada (R.C.)
9. Research Institute of Circulation Pathology, Novosibirsk, Russia (A.C.).
10. Department of Cardiac Surgery, La Pitié Salpêtrière, Assistance Publique des Hôpitaux de Paris, Université Pierre et Marie Curie-Paris 6, France (P.D.).
11. National Heart, Lung, and Blood Institute, Bethesda, MD (P.D.-N.).
12. Department of Cardiac Surgery, University Hospital Favaloro Foundation, Buenos Aires, Argentina (R.R.F.).
13. Dedinje Cardiovascular Institute, University of Belgrade School of Medicine, Serbia (S.G.).
14. Department of Cardiac Surgery, SAL Hospital and Medical Institute, Ahmedabad, India (A.J.).
15. Department of Cardiac Surgery, Wroclaw Medical University, Poland (M.J.).
16. Department of Cardiovascular Surgery, Georges Pompidou European Hospital and University Paris-Descartes, Sorbonne Paris-Cité, France (J.J.).
17. Postgraduate Program, Instituto de Cardiologia/FUC and UFCSPA, Porto Alegre, Brazil (R.A.K.K.).
18. Department of Cardiac Surgery, IRCCS Policlinico San Donato, San Donato Milanese, Milan, Italy (L.M.).
19. Department of Cardiothoracic and Vascular Surgery, Montefiore Medical Center, Albert Einstein College of Medicine, New York City, NY (R.E.M.).
20. Division of Cardiovascular Surgery, Peter Munk Cardiac Centre, Toronto General Institute, University Health Network, University of Toronto, Canada (V.R.).
21. Department of Surgery, Duke University School of Medicine, Durham, NC. (P.K.S.)
22. Department of Cardiac, Vascular and Endovascular Surgery and Transplantology, Silesian Center for Heart Diseases in Zabrze, Poland Medical University of Silesia in Katowice, Poland (M.Z.).
23. Departments of Biostatistics and Bioinformatics, Duke University School of Medicine, Durham, NC. (H.R.A.-K.)