1. Division of General Medicine, Department of Medicine, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston, Massachusetts
2. Division of Geriatric Medicine, Department of Medicine, The University of North Carolina at Chapel Hill
3. Department of Family Medicine, The University of North Carolina at Chapel Hill
4. Ariadne Labs, Boston, Massachusetts
5. Division of General Internal Medicine, Department of Medicine, University of Colorado School of Medicine, Aurora
6. Adult and Child Consortium for Outcomes Research and Delivery Science, University of Colorado, Aurora
7. Department of Population Health, University of Utah School of Medicine, Salt Lake City
8. Informatics, Decision-Enhancement and Analytic Sciences Center, Health Services Research & Development, US Department of Veterans Affairs, Salt Lake City, Utah
9. Division of General Internal Medicine and Primary Care, Department of Medicine, Harvard Medical School, Brigham and Women’s Hospital, Boston, Massachusetts