title: Challenges for Medicare at 50.
authors.affiliation: From the Price School of Public Policy and the Schaeffer Center for Health Policy and Economics, University of Southern California, Los Angeles (P.B.G.); and the Center for Health Policy, Brookings Institution, Washington, DC (A.M.R.).
authors.forename: Paul B
authors.initials: PB
authors.lastname: Ginsburg
authors.forename: Alice M
authors.initials: AM
authors.lastname: Rivlin
mesh_terms: D018166:Health Care Reform; D049673:History, 20th Century; D049674:History, 21st Century; D007902:Length of Stay / Q000639:trends; D006278:Medicare / Q000191:economics* / Q000266:history / Q000331:legislation & jurisprudence; D058991:Patient Protection and Affordable Care Act; D011445:Prospective Payment System; D012051:Reimbursement Mechanisms / Q000266:history; D014481:United States