[A sero-epizootiological survey on influenza among horses in Hokkaido, Japan].
D000818:Animals; D000914:Antibodies, Viral / Q000032:analysis*; D003168:Complement Fixation Tests; D006385:Hemagglutination Inhibition Tests; D006734:Horse Diseases / Q000276:immunology*; D006736:Horses; D009980:Influenza A virus / Q000276:immunology*; D007564:Japan; D009976:Orthomyxoviridae Infections / Q000276:immunology / Q000662:veterinary*
D000914:Antibodies, Viral