Affiliation: | 1. Division of Cardiology, Department of Internal Medicine, University of Texas‐Southwestern, Dallas, Texas;2. Department of Epidemiology, University of Pittsburgh, Pittsburgh, Pennsylvania;3. Cardiovascular Institute, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania;4. Division of Cardiology, Department of Internal Medicine, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania;5. Division of Cardiology, Department of Internal Medicine, Rhode Island Hospital, Providence, Rhode Island |