1. Heart and Vascular Center, Dartmouth-Hitchcock Medical Center, Lebanon, New Hampshire
2. The Dartmouth Institute, Geisel School of Medicine at Dartmouth, Hanover, New Hampshire
3. Division of Endocrinology, Brigham and Women’s Hospital, Boston, Massachusetts
4. Department of Health Care Policy, Harvard Medical School, Boston, Massachusetts
5. Department of Biostatistics, Harvard T.H. Chan School of Public Health, Boston, Massachusetts