1. Department of Medicine, Cardiovascular Medicine Division, Brigham and Women’s Hospital, Boston, Massachusetts
2. Department of Cardiology, Herlev and Gentofte Hospital, University of Copenhagen, Copenhagen, Denmark
3. Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland
4. Cardiovascular Division, University of Minnesota, Minneapolis
5. Department of Medicine–Geriatrics/Gerontology, University of Mississippi Medical Center, Jackson
6. Sections on Cardiovascular Medicine and Geriatrics, Wake Forest School of Medicine, Winston-Salem, North Carolina