title: Outbreak of leukemia in Shizunai, Hokkaido.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007564:Japan; D007938:Leukemia / Q000453:epidemiology*; D007945:Leukemia, Lymphoid / Q000453:epidemiology; D008297:Male; D008875:Middle Aged; D012409:Rubella