1. Division of Pulmonary and Critical Care Mayo Clinic Rochester Minnesota USA
2. Cardiovascular Research Unit Mayo Clinic Rochester Minnesota USA
3. Division of Biostatistics and Informatics Mayo Clinic Rochester Minnesota USA
4. Department of Cardiovascular Diseases Mayo Clinic Jacksonville Florida USA
5. Division of Cardiovascular Diseases Heart Hospital, Hamad Medical Corporation Doha Qatar
6. Department of Cardiovascular Medicine Mayo Clinic Rochester Minnesota USA
7. Division of Cardiovascular Medicine, Center for Structural Heart Disease Henry Ford Hospital Detroit Michigan USA
8. Division of Cardiology Columbia University Medical Center New York New York USA
9. Department of Surgery Columbia University Medical Center New York New York USA
10. Division of Cardiology Cedars Sinai Medical Center Los Angeles California USA
11. Division of Cardiology Chandler Regional and Mercy Gilbert Medical Center Gilbert Arizona USA
12. Division of Cardiac Surgery Aurora St. Luke's Medical Center Milwaukee Wisconsin USA
13. Division of Cardiology Mount Carmel East Hospital Columbus Ohio USA
14. Department of Medicine University of Washington Seattle Washington USA