1. Department of Medicine, University of Minnesota, Minneapolis VA Health Care System, Minneapolis, Minnesota
2. Department of Biostatistics and Medical Informatics, University of Wisconsin-Madison, Madison
3. Peter Munk Cardiac Centre, University Health Network, Women’s College Hospital, University of Toronto, Toronto, Canada
4. Department of Medicine, Boston VA, Boston, Massachusetts
5. Department of Medicine, Brigham and Women’s Hospital, Harvard Medical School, Boston, Massachusetts
6. Peter Munk Cardiac Centre, University Health Network, University of Toronto, Toronto, Canada
7. Department of Medicine, Duke University, Durham, North Carolina
8. Sinai Health System, University of Toronto, Toronto, Canada
9. Department of Medicine, Vanderbilt University, Nashville, Tennessee
10. St Michael’s Hospital, University of Toronto, Toronto, Canada
11. Department of Medicine, University of Wisconsin-Madison, Madison
12. Department of Family Medicine, University of Wisconsin-Madison, Madison
13. Statistics Collaborative Inc, Washington, DC
14. Department of Medicine, Northwestern University, Chicago, Illinois
15. Brigham and Women’s Hospital, Harvard Medical School, Boston, Massachusetts
16. National Heart, Lung, and Blood Institute, Bethesda, Maryland