1. Department of Medicine, Division of Cardiovascular Medicine, University of Maryland School of Medicine, Baltimore, MD
2. Department of Medicine, Division of Nephrology, University of Maryland School of Medicine, Baltimore, MD
3. Department of Internal Medicine, University of Texas Southwestern Medical Center, Dallas, TX
4. Department of Medicine, Baylor College of Medicine, Center for Cardiovascular Disease Prevention, Methodist DeBakey Heart and Vascular Center, Michael E. DeBakey Veterans Affairs Hospital, Houston, TX
5. Department of Pathology, University of Maryland School of Medicine, Baltimore, MD
6. Department of Internal Medicine, Department of Clinical Science, University of Texas Southwestern Medical Center, Dallas, TX
7. Department of Medicine, Baylor College of Medicine, Center for Cardiovascular Disease Prevention, Methodist DeBakey Heart and Vascular Center, Houston, TX
8. Department of Epidemiology, University of Pittsburgh Graduate School of Public Health, Pittsburgh, PA