Structural changes occurring in today's hospitals.
D005544:Forecasting; D006279:Health Maintenance Organizations; D006739:Hospital Administration / Q000639:trends*; D006754:Hospital Restructuring / Q000639:trends*; D008489:Medical Indigency; D009096:Multi-Institutional Systems / Q000639:trends; D010819:Physician's Role; D011243:Preferred Provider Organizations; D014481:United States