title: Outbreak of Yersinia enterocolitica--Washington state.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D005516:Food Microbiology; D005759:Gastroenteritis / Q000453:epidemiology*; D006801:Humans; D007223:Infant; D014861:Washington; D015009:Yersinia Infections / Q000453:epidemiology*; D015008:Yersinia enterocolitica / Q000302:isolation & purification