title: Two outbreaks of Vero cytotoxin producing Escherichia coli O157 infection associated with farms.
mesh_terms: D000328:Adult; D000383:Agriculture; D002648:Child; D004196:Disease Outbreaks; D004739:England / Q000453:epidemiology; D004927:Escherichia coli Infections / Q000453:epidemiology*; D019453:Escherichia coli O157; D006801:Humans; D011159:Population Surveillance