[1] Brigham and Women’s Hospital,Division of General Internal Medicine
[2] BWH Academic Hospitalist Service and Harvard Medical School,Department of Medicine and Harris School of Public Policy
[3] University of Chicago,Departments of Medicine and Health Policy Management and Evaluation
[4] University of Toronto and Keenan Research Centre in the Li Ka Shing Knowledge Institute of St. Michael’s Hospital,undefined
[5] Iowa City VA Medical Center and the University of Iowa Carver College of Medicine,undefined
[6] University of California-San Francisco,undefined
[7] University of Wisconsin School of Medicine and Public Health,undefined