title: Doughnut holes and price controls.
authors.affiliation: Bloomberg School of Public Health, Johns Hopkins University in Baltimore, Maryland, USA. ganderso@jhsph.edu
authors.forename: Gerard F
authors.initials: GF
authors.lastname: Anderson
authors.forename: Dennis G
authors.initials: DG
authors.lastname: Shea
authors.forename: Peter S
authors.initials: PS
authors.lastname: Hussey
authors.forename: Salomeh
authors.initials: S
authors.lastname: Keyhani
authors.forename: Laurie
authors.initials: L
authors.lastname: Zephyrin
mesh_terms: D002170:Canada; D016527:Drug Costs / Q000331:legislation & jurisprudence*; D005602:France; D006801:Humans; D006278:Medicare / Q000331:legislation & jurisprudence*; D011057:Politics; D006113:United Kingdom; D014481:United States