[Report on two outbreaks of type B botulism (author's transl)].
D000293:Adolescent; D000328:Adult; D000368:Aged; D000818:Animals; D001906:Botulism / Q000453:epidemiology*; D002648:Child; D002675:Child, Preschool; D002681:China; D003014:Clostridium botulinum / Q000302:isolation & purification; D004196:Disease Outbreaks; D005260:Female; D006801:Humans; D008297:Male; D051379:Mice; D008875:Middle Aged