1. Division of Epidemiology, Biostatistics, and Environmental Health, School of Public Health University of Memphis Memphis Tennessee USA
2. Department of Radiology and Vanderbilt Translational and Clinical Cardiovascular Research Center Vanderbilt University Medical Center Nashville Tennessee USA
3. Department of Internal Medicine, Section on Cardiovascular Medicine Wake Forest University School of Medicine Winston‐Salem North Carolina USA
4. Department of Medicine University of Mississippi Medical Center Jackson Mississippi USA