title: [Seasonal changes in hemagglutination inhibition substance of Japanese encephalitis virus in Rana nigromaculata nigromaculata].
mesh_terms: D000818:Animals; D000906:Antibodies / Q000032:analysis; D001001:Anura / Q000276:immunology*; D004668:Encephalitis Viruses / Q000276:immunology*; D004672:Encephalitis, Japanese / Q000382:microbiology*; D006385:Hemagglutination Inhibition Tests; D006387:Hemagglutination, Viral; D012621:Seasons; D013552:Swine
chemical_list: D000906:Antibodies