title: [Epidemiological study of Japanese encephalitis in Hokkaido. 2. serological survey of Japanese encephalitis virus infection for residents of Hokkaido].
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D000906:Antibodies / Q000032:analysis*; D002648:Child; D002675:Child, Preschool; D004664:Encephalitis Virus, Japanese / Q000276:immunology; D004665:Encephalitis Virus, St. Louis / Q000276:immunology; D004672:Encephalitis, Japanese / Q000276:immunology*; D006801:Humans; D007223:Infant; D007564:Japan; D008875:Middle Aged; D009500:Neutralization Tests
chemical_list: D000906:Antibodies