title: The impact and evolution of Medicare Part D.
authors.affiliation: From the Department of Health Policy and Management, University of Pittsburgh, Pittsburgh.
authors.forename: Julie M
authors.initials: JM
authors.lastname: Donohue
mesh_terms: D006801:Humans; D007342:Insurance Benefits; D019458:Insurance Coverage / Q000706:statistics & numerical data*; D054524:Medicare Part D / Q000191:economics / Q000706:statistics & numerical data / Q000639:trends; D014481:United States