title: [Subacute myelo-optico neuropathy (SMON) in Hokkaido, an epidemiological study. I (author's transl)].
mesh_terms: D000005:Abdomen; D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D007564:Japan; D008297:Male; D008875:Middle Aged; D009187:Myelitis / Q000453:epidemiology*; D009902:Optic Neuritis / Q000453:epidemiology*; D010146:Pain / Q000453:epidemiology