1. Essentia Health-Fargo Heart and Vascular Center, Fargo, North Dakota
2. Department of Biostatistics, University of Washington, Seattle, Washington
3. Division of Epidemiology and Community Health, University of Minnesota, Minneapolis, Minnesota
4. Johns Hopkins University School of Medicine, Baltimore, Maryland
5. Cardiovascular Division, Department of Medicine, University of Minnesota, Minneapolis, Minnesota
6. Columbia University, New York, New York