| Affiliation: | Clinical Trials Group, The National Heart, Lung, and Blood Institute, Bethesda, Maryland;, Division of Cardiology and Krannert Institute of Cardiology, Indiana University School of Medicine, Indianapolis, Indiana;, Cardiac Arrhythmia Center, University of Minnesota Medical School, Minneapolis, Minnesota;, Clinical Cardiology, University of London-St. George's Medical School, London, England;, The National Heart, Lung, and Blood Institute, Division of Cardiology, Bethesda, Maryland;, Yale University of School of Medicine, New Haven, Connecticut;, University of Washington, Seattle, Washington;, University of California San Francisco Medical Center, San Francisco, California;, Krannert Institute of Cardiology, Indianapolis, Indiana;, Baylor College of Medicine, Houston, Texas;, Robert Wood Johnson School of Medicine, New Brunswick, New Jersey;, University of California San Francisco Medical School, San Francisco, California;, University of California Los Angeles School of Medicine, Los Angeles, California;, Georgetown University, Washington, DC;, Case Western Reserve University School of Medicine, Cleveland, Ohio |
