1. Section of Cardiology Max Rady College of Medicine, University of Manitoba Winnipeg Canada
2. Oslo University Hospital Oslo Norway
3. Stanford University School of Medicine Stanford CA USA
4. University of Pennsylvania Health System Philadelphia PA USA
5. University of Colorado Anschutz Medical Campus Denver CO USA
6. Cardiovascular Department Azienda Sanitaria Universitaria Giuliano Isontina and University of Trieste Trieste Italy
7. Medical University of South Carolina Charleston SC USA
8. Johns Hopkins University School of Medicine Baltimore MD USA
9. Department of Cardiology Westmead Hospital, Westmead Applied Research Centre, University of Sydney Sydney Australia
10. Brigham and Women's Hospital Boston MA USA
11. Harvard T.H Chan School of Public Health Boston MA USA