title: Emerging health care systems: the number of companies grows; megasystem idea fading?
mesh_terms: D004181:Directories as Topic; D005544:Forecasting; D006742:Hospital Bed Capacity; D006761:Hospitals / Q000600:supply & distribution*; D006777:Hospitals, Proprietary / Q000600:supply & distribution*; D009096:Multi-Institutional Systems / Q000600:supply & distribution*; D010067:Ownership; D014481:United States