Institution: | ∗ Department of Medicine, Division of Cardiology, Johns Hopkins University School of Medicine, Baltimore, Maryland;† Departments of Epidemiology and Prevention and Internal Medicine, Cardiology Section, Epidemiological Cardiology Research Center (EPICARE), Wake Forest University School of Medicine, Winston-Salem, North Carolina;‡ Welch Center for Prevention, Epidemiology and Clinical Research, Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland;§ Division of Epidemiology and Community Health, School of Public Health, University of Minnesota, Minneapolis, Minnesota;‖ Cardiovascular Health Research Unit, Department of Medicine, University of Washington, Seattle, Washington;¶ Radiology and Imaging Sciences, National Institute of Biomedical Imaging and Bioengineering, National Institutes of Health Clinical Center and National Institute of Biomedical Imaging and Bioengineering, Bethesda, Maryland |