1. Department of Medicine, John H. Stroger, Jr. Hospital of Cook County, Chicago, Illinois
2. Department of Medicine, Dow University of Health Sciences, Karachi, Pakistan
3. Department of Medicine, Guthrie Robert Packer Hospital, Sayre, Pennsylvania
4. Department of Medicine, Mayo Clinic, Rochester, Minnesota
5. Division of Cardiovascular Medicine, Department of Internal Medicine, University of Oklahoma Health Sciences Center, Oklahoma City
6. Division of Cardiovascular Medicine, Baptist Health Louisville, Louisville, Kentucky
7. Medical Research Council Biostatistics Unit, Department of Biostatistics, University of Cambridge, Cambridge, United Kingdom
8. Population Health Sciences Institute, Department of Biostatistics, Newcastle University, Newcastle upon Tyne, United Kingdom
9. Cardiovascular Division, Department of Medicine, Brigham and Women’s Hospital, Harvard Medical School, Boston, Massachusetts
10. Cardiology Section, Department of Medicine, Veterans Administration Boston Healthcare System, Boston, Massachusetts
11. Cardiovascular Research Foundation, Department of Cardiovascular Medicine, Columbia University Medical Center, New York, New York
12. Heart & Vascular Center, Brigham and Women’s Hospital, Harvard Medical School, Boston, Massachusetts
13. Heart, Vascular & Thoracic Institute, Tomsich Family Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland, Ohio