Reye syndrome and aspirin use: the role of prodromal illness severity in the assessment of relative risk.
D001241:Aspirin / Q000009:adverse effects*; D002648:Child; D004812:Epidemiologic Methods; D006801:Humans; D012107:Research Design; D012202:Reye Syndrome / Q000139:chemically induced* / Q000453:epidemiology; D012306:Risk; D014481:United States
D001241:Aspirin