1. Department of Surgery, University of Florida College of Medicine–Jacksonville
2. Department of Medicine, St Luke’s Mid America Heart Institute, Kansas City, Missouri
3. Duke Clinical Research Institute, Durham, North Carolina
4. Department of Cardiovascular Disease, Baylor Scott and White Health Care System, Plano, Texas
5. Department of Surgery, Center for Quality and Safety, Massachusetts General Hospital, Boston
6. Department of Surgery, University of Colorado School of Medicine, Aurora
7. Department of Cardiovascular Medicine, Cleveland Clinic Abu Dhabi, Abu Dhabi, United Arab Emirates
8. Division of Cardiothoracic Surgery, Emory University School of Medicine, Atlanta, Georgia
9. Department of Medicine, University of Colorado School of Medicine, Anschutz Medical Campus, Aurora
10. Department of Medicine and the Philip R. Lee Institute for Health Policy Studies, University of California, San Francisco
11. Department of Medicine, Mayo Clinic, Rochester, Minnesota