title: Highmark takes on West Penn. Insurer aims to turn around struggling system.
authors: Melanie
authors: M
authors: Evans
mesh_terms: D004469:Economics, Hospital / Q000458:organization & administration*; D017598:Efficiency, Organizational / Q000191:economics*; D009096:Multi-Institutional Systems / Q000191:economics*; D019982:Organizational Case Studies; D010414:Pennsylvania