title: PBMs could manage Medicare drug benefit but need flexibility, guidelines.
authors.forename: N T
authors.initials: NT
authors.lastname: Landis
mesh_terms: D017408:Guidelines as Topic; D006801:Humans; D007356:Insurance, Pharmaceutical Services; D006278:Medicare; D004364:Pharmaceutical Preparations / Q000191:economics*; D010593:Pharmaceutical Services / Q000458:organization & administration*; D014481:United States
chemical_list: D004364:Pharmaceutical Preparations