title: A serologic survey on equine influenza for the past ten years.
mesh_terms: D000818:Animals; D000914:Antibodies, Viral / Q000032:analysis*; D000917:Antibody Formation; D004196:Disease Outbreaks / Q000662:veterinary; D007240:Equartevirus / Q000276:immunology*; D005260:Female; D006385:Hemagglutination Inhibition Tests; D006734:Horse Diseases / Q000276:immunology; D006736:Horses / Q000276:immunology*; D008297:Male; D009976:Orthomyxoviridae Infections / Q000276:immunology / Q000662:veterinary*; D012328:RNA Viruses / Q000276:immunology*; D014041:Tokyo; D014611:Vaccination / Q000662:veterinary
chemical_list: D000914:Antibodies, Viral