title: VTEC O157 phage type 21/28 infection in North Cumbria: update.
mesh_terms: D000818:Animals; D001427:Bacterial Toxins / Q000506:poisoning*; D002417:Cattle; D004196:Disease Outbreaks; D004739:England / Q000453:epidemiology; D004927:Escherichia coli Infections / Q000453:epidemiology*; D019453:Escherichia coli O157 / Q000145:classification / Q000302:isolation & purification*; D006801:Humans; D008892:Milk / Q000382:microbiology*; D022622:Shiga Toxin 1; D014852:Wales / Q000453:epidemiology
chemical_list: D001427:Bacterial Toxins; D022622:Shiga Toxin 1