Influenza titers among racehorses.
D000818:Animals; D000906:Antibodies / Q000032:analysis*; D005260:Female; D006734:Horse Diseases / Q000276:immunology; D006736:Horses; D007252:Influenza Vaccines; D008297:Male; D009975:Orthomyxoviridae / Q000276:immunology*; D009976:Orthomyxoviridae Infections / Q000276:immunology / Q000662:veterinary; D014611:Vaccination
D000906:Antibodies; D007252:Influenza Vaccines