title: Two outbreaks of Clostridium perfringens food poisoning-Ontario.
mesh_terms: D003015:Clostridium Infections / Q000453:epidemiology*; D003016:Clostridium perfringens / Q000302:isolation & purification; D004196:Disease Outbreaks; D005516:Food Microbiology; D005517:Foodborne Diseases / Q000453:epidemiology* / Q000209:etiology / Q000382:microbiology; D006801:Humans; D008460:Meat; D009864:Ontario