title: An outbreak of Clostridium perfringens Hobbs type 21 food poisoning.
mesh_terms: D003016:Clostridium perfringens / Q000302:isolation & purification*; D004196:Disease Outbreaks / Q000453:epidemiology*; D005517:Foodborne Diseases / Q000453:epidemiology* / Q000209:etiology; D006801:Humans; D009520:New Zealand