title: Top DRGs still drive hospital costs, LOS.
mesh_terms: D019985:Benchmarking; D003953:Diagnosis-Related Groups / Q000191:economics* / Q000706:statistics & numerical data; D017721:Hospital Costs / Q000639:trends*; D006801:Humans; D007902:Length of Stay / Q000639:trends*; D006278:Medicare; D011445:Prospective Payment System; D017749:Total Quality Management; D014481:United States