title: Letter: Disease traced to cheese.
mesh_terms: D002170:Canada; D002611:Cheese / Q000009:adverse effects* / Q000032:analysis; D004196:Disease Outbreaks / Q000517:prevention & control; D004926:Escherichia coli / Q000302:isolation & purification; D005243:Feces / Q000382:microbiology; D005506:Food Contamination; D005516:Food Microbiology; D005517:Foodborne Diseases / Q000209:etiology / Q000382:microbiology*; D005759:Gastroenteritis / Q000209:etiology* / Q000382:microbiology; D006801:Humans; D012703:Serotyping; D014481:United States