1. Department of Medicine; Long Beach Veterans Affairs Healthcare System, Long Beach, California
2. Department of Medicine; University of Illinois at Chicago, Chicago, Illinois
3. Department of Internal Medicine, Section of Cardiovascular Medicine; University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma
4. Department of Cardiology, Section of Interventional Cardiology; Geisinger Medical Center, Danville, Pennsylvania
5. Department of Medicine/Cardiovascular Medicine; The Ohio State University, Ohio
6. Knight Cardiovascular Institute, Oregon Health & Science University, Portland, Oregon
7. Department of Medicine (Cardiology Division) Texas A&M University College of Medicine; Scott & White Medical Center; Temple Texas
8. New York-Presbyterian Hospital; Weill Cornell Medical College; New York New York
9. Cardiovascular Medicine Division; University of Pennsylvania Perelman School of Medicine, Philadelphia, Pennsylvania
10. Sutter Tracy Community Hospital, Sutter Medical Network, Tracy, California
11. Division of Cardiology; Duke Clinical Research Institute, Durham, North Carolina