1. From the Division of Cardiology, Department of Medicine, Northwestern University Feinberg School of Medicine, Chicago (Q.R.Y.); the Division of General Internal Medicine, University of Pittsburgh School of Medicine, and the Center for Health Equity Research and Promotion, VA Pittsburgh Healthcare System — both in Pittsburgh (U.R.E.); and the Division of Cardiovascular Medicine, Department of Medicine, Ohio State University College of Medicine, Columbus (Q.C.).