National Hospital Ambulatory Medical Care Survey: 1992 emergency department summary.
Division of Health Care Statistics, National Center for Health Statistics.
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McCaig
D000293:Adolescent; D000328:Adult; D000368:Aged; D000553:Ambulatory Care / Q000706:statistics & numerical data; D002648:Child; D003625:Data Collection; D003710:Demography; D004630:Emergencies / Q000453:epidemiology; D004636:Emergency Service, Hospital / Q000706:statistics & numerical data*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010361:Patients / Q000145:classification* / Q000706:statistics & numerical data; D014481:United States