From the Dartmouth Institute for Health Policy and Clinical Practice (N.E.M., C.H.C.), the Department of Community and Family Medicine, Geisel School of Medicine at Dartmouth (N.E.M), and the Norris Cotton Cancer Center, Dartmouth–Hitchcock Medical Center (N.E.M., C.H.C.) — all in Lebanon, NH; and the Department of Health Care Policy, Harvard Medical School (T.D.S.), the Division of General Internal Medicine, Brigham and Women's Hospital (T.D.S.), Partners Healthcare System (T.D.S.), and the Department of Health Policy and Management, Harvard School of Public Health (M.B.R.) — all in Boston.