1. Division of Cardiovascular Medicine, Department of Medicine, State University of New York–Stony Brook School of Medicine, Stony Brook
2. Samuel S Stratton VA Medical Center, Albany Medical Center, Albany, New York
3. VA Cooperative Studies Program Coordinating Center, VA Connecticut Healthcare System, West Haven
4. Universität Leipzig, Leipzig, Germany
5. Klinikum, Links der Weser GmbH, Chefarzt Klinik für Kardiologie und Angiologie, Bremen, Germany
6. Heart Institute of the University of Sao Paolo, Sao Paolo, Brazil
7. Department of Epidemiology, University of Pittsburgh Graduate School of Public Health, Pittsburgh, Pennsylvania
8. Warren Alpert Brown University School of Medicine, Providence, Rhode Island