1986 summary: National Hospital Discharge Survey.
D003625:Data Collection; D003953:Diagnosis-Related Groups; D004194:Disease / Q000145:classification*; D006761:Hospitals / Q000706:statistics & numerical data*; D006801:Humans; D009309:National Center for Health Statistics, U.S.; D010351:Patient Discharge / Q000639:trends*; D013223:Statistics as Topic; D014481:United States