title: Occurrence of Hong Kong influenza A (H3N2) virus infection in the Budapest Zoo.
mesh_terms: D000818:Animals; D000836:Animals, Zoo; D001715:Bird Diseases; D010856:Columbidae; D004285:Dogs; D004372:Ducks; D006041:Goats; D006814:Hungary; D009976:Orthomyxoviridae Infections / Q000453:epidemiology / Q000662:veterinary*; D014422:Turkeys