Expected principal source of payment for hospital discharges: United States, 1979.
D000367:Age Factors; D003625:Data Collection; D005380:Financing, Government / Q000706:statistics & numerical data*; D005382:Financing, Personal / Q000706:statistics & numerical data*; D006801:Humans; D007350:Insurance, Hospitalization / Q000706:statistics & numerical data*; D009309:National Center for Health Statistics, U.S.; D010351:Patient Discharge / Q000191:economics; D012737:Sex Factors; D013223:Statistics as Topic; D014481:United States