title: Nine disease outbreaks associated with myxoviruses among ducks in Hong Kong.
mesh_terms: D000818:Animals; D001921:Brain / Q000382:microbiology; D003168:Complement Fixation Tests; D004196:Disease Outbreaks / Q000662:veterinary*; D004372:Ducks; D006386:Hemagglutination Tests; D006723:Hong Kong; D008168:Lung / Q000382:microbiology; D009521:Newcastle Disease / Q000382:microbiology; D009522:Newcastle disease virus / Q000276:immunology / Q000302:isolation & purification; D009975:Orthomyxoviridae / Q000276:immunology / Q000302:isolation & purification; D009976:Orthomyxoviridae Infections / Q000382:microbiology / Q000662:veterinary*; D011201:Poultry Diseases / Q000382:microbiology*; D014132:Trachea / Q000382:microbiology