1. From the Department of Health Policy and Management, Harvard T.H. Chan School of Public Health (M.L.B.), the Division of General Internal Medicine and Primary Care, Department of Medicine, Brigham and Women’s Hospital (M.L.B.), the Department of Health Care Policy, Harvard Medical School (A.M., D.C.G.), and the Department of Medicine, Beth Israel Deaconess Medical Center (A.M.) — all in Boston.