title: Uncertainty rocks HMO industry. United loss threatens Humana merger.
authors: C
authors: C
authors: Rauber
mesh_terms: D019981:Health Care Sector / Q000639:trends; D006273:Health Facility Merger; D006279:Health Maintenance Organizations / Q000191:economics*; D007182:Income / Q000639:trends; D006278:Medicare; D009096:Multi-Institutional Systems / Q000191:economics*; D014481:United States