From the Centers for Disease Control and Prevention. Outbreaks of Escherichia coli O157:H7 infections among children associated with farm visits--Pennsylvania and Washington, 2000.
D000293:Adolescent; D000818:Animals; D000829:Animals, Domestic / Q000382:microbiology*; D002648:Child; D002675:Child, Preschool; D004196:Disease Outbreaks; D004927:Escherichia coli Infections / Q000453:epidemiology* / Q000517:prevention & control / Q000635:transmission; D019453:Escherichia coli O157; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D010414:Pennsylvania / Q000453:epidemiology; D012307:Risk Factors; D014861:Washington / Q000453:epidemiology