1 Division of General Internal Medicine and Primary Care, Brigham and Women's Hospital, Boston, Massachusetts.
2 Harvard Medical School, Boston, Massachusetts.
3 Division of Hospital Medicine, University of Michigan Medicine, Ann Arbor, Michigan.
4 Section of Hospital Medicine, Division of General Internal Medicine, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania.
5 Leonard Davis Institute of Health Economics, The Wharton School at the University of Pennsylvania, Philadelphia, Pennsylvania.
6 Division of General Medicine, Beth Israel Deaconess Medical Center, Boston, Massachusetts.
7 Section of Hospital Medicine, Division of General Internal Medicine and Public Health, Vanderbilt University, Nashville, Tennessee.
8 Center for Clinical Quality and Implementation Research, Vanderbilt University, Nashville, Tennessee.
9 Division of Hospital Medicine, Department of Medicine, Northwestern University Feinberg School of Medicine, Chicago, Illinois.
10 Geriatric Research Education and Clinical Center, VA Tennessee Valley, Nashville, Tennessee.
11 Center for Health Services Research, University of Kentucky, Lexington, Kentucky.
12 Division of Hospital Medicine, University of California San Francisco, San Francisco, California.