title: DRG--the second revolution in health care for the elderly.
mesh_terms: D000368:Aged; D003363:Cost Control; D003365:Costs and Cost Analysis; D003953:Diagnosis-Related Groups; D006801:Humans; D008134:Long-Term Care / Q000191:economics / Q000331:legislation & jurisprudence* / Q000458:organization & administration; D014481:United States