1. Department of Internal Medicine, Cleveland Clinic Foundation, Cleveland, OH
2. Section of Cardiology and Cardiovascular Research, Department of Medicine, Baylor College of Medicine, Houston, TX
3. Health Policy, Quality & Informatics Program, Health Services Research and Development Center for Innovations in Quality, Effectiveness, and Safety (IQuESt), Michael E. DeBakey Veterans Affairs Medical Center, Houston, TX
4. Department of Cardiovascular Medicine, Heart, Vascular and Thoracic Institute, Cleveland Clinic, Cleveland, OH
5. Section of Cardiovascular Research, Heart, Vascular and Thoracic Department, Cleveland Clinic Akron General, Akron, OH
6. Section of Health Services Research, Department of Medicine, Baylor College of Medicine, Houston, TX
7. Division of General Internal Medicine, Department of Medicine, Baylor College of Medicine, Houston, TX
8. Division of Cardiology, University of California, Irvine, Irvine, CA
9. Section of Cardiology, Michael E. DeBakey Veterans Affairs Medical Center, Houston, TX