title: The competitive effects of horizontal mergers in the hospital industry: an even closer look.
authors: University of Southern California, Los Angeles 90089.
authors: J M
authors: JM
authors: Woolley
mesh_terms: D016363:Antitrust Laws; D002391:Catchment Area, Health; D004465:Economic Competition / Q000706:statistics & numerical data*; D006273:Health Facility Merger / Q000191:economics*; D006302:Health Services Research / Q000379:methods*; D012107:Research Design / Q000592:standards; D014481:United States