1. Gagnon Cardiovascular Institute, Morristown Medical Center, Morristown, NJ, USA
2. McGill University Health Centre, Montreal, QC, Canada
3. Columbia University Irving Medical Center/NewYork-Presbyterian Hospital and Cardiovascular Research Foundation, New York, NY, USA
4. Quebec Heart & Lung Institute, Laval University, Quebec, QC, Canada
5. Department of Cardiology, Leiden University Medical Center, Leiden, The Netherlands
6. Department of Radiology, St. Paul's Hospital and University of British Columbia, Vancouver, BC, Canada
7. Department of Thoracic and Cardiovascular Surgery, Cleveland Clinic and Department of Quantitative Health Sciences, Research Institute, Cleveland Clinic, Cleveland, OH, USA
8. Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland, OH, USA
9. Herzzentrum Dresden, Dresden, Germany
10. Baylor Scott & White Heart Hospital Plano, Plano, TX, USA
11. Smidt Heart Institute, Cedars-Sinai Medical Center, Los Angeles, CA, USA
12. The Zena and Michael A. Wiener Cardiovascular Institute, Icahn School of Medicine at Mount Sinai, New York, NY, USA
13. Beth Israel Deaconess Medical Center, Boston, MA, USA
14. Methodist DeBakey Heart & Vascular Center, Houston, TX, USA
15. Thoraxcenter, Erasmus University Medical Center, Rotterdam, The Netherlands
16. Department of Cardiology, St. Paul's Hospital and University of British Columbia, Vancouver, BC, Canada
17. University of Missouri-Kansas City School of Medicine, Kansas City, MO, USA