title: PPRC challenge. Groups battle over PSO recommendation.
authors.forename: J
authors.initials: J
authors.lastname: Gardner
mesh_terms: D000368:Aged; D000573:American Hospital Association; D006801:Humans; D008004:Licensure; D008119:Lobbying; D008329:Managed Care Programs / Q000331:legislation & jurisprudence*; D006278:Medicare / Q000458:organization & administration; D015284:Physician Payment Review Commission; D014481:United States