1. Department of Medicine, Montefiore Medical Center, Albert Einstein College of Medicine, Bronx, New York.
2. Department of Epidemiology and Population Health, Montefiore Medical Center, Albert Einstein College of Medicine, Bronx, New York.
3. Department of Medicine, Weill Cornell Medicine, New York, New York.
4. Department of Healthcare Policy and Research, Weill Cornell Medicine, New York, New York.
5. Section of Cardiology, San Francisco Veterans Affairs Health Care System, San Francisco, California.
6. Department of Medicine, University of California, San Francisco, San Francisco, California.
7. Department of Epidemiology and Biostatistics, University of California, San Francisco, San Francisco, California.