Biologic requirements and control for equine influenza vaccines.
D000818:Animals; D006734:Horse Diseases / Q000276:immunology*; D006736:Horses; D007252:Influenza Vaccines / Q000592:standards*; D009976:Orthomyxoviridae Infections / Q000276:immunology / Q000662:veterinary*
D007252:Influenza Vaccines