title: Continuing evolution of H9N2 influenza viruses endemic in poultry in southern China.
authors.affiliation: State Key Laboratory of Emerging Infectious Diseases, Li Ka Shing Faculty of Medicine, The University of Hong Kong, Hong Kong SAR, China.
authors.forename: Ying Cheung
authors.initials: YC
authors.lastname: Chu
authors.forename: Chung Lam
authors.initials: CL
authors.lastname: Cheung
authors.forename: Connie Yin
authors.initials: CY
authors.lastname: Hung Leung
authors.forename: Leo Lit
authors.initials: LL
authors.lastname: Man Poon
authors.forename: Honglin
authors.initials: H
authors.lastname: Chen
authors.forename: Joseph Sriyal Malik
authors.initials: JS
authors.lastname: Peiris
authors.forename: Yi
authors.initials: Y
authors.lastname: Guan
mesh_terms: D000818:Animals; D019143:Evolution, Molecular; D005838:Genotype; D006723:Hong Kong / Q000453:epidemiology; D053127:Influenza A Virus, H9N2 Subtype / Q000145:classification* / Q000235:genetics* / Q000302:isolation & purification; D005585:Influenza in Birds / Q000453:epidemiology* / Q000235:genetics; D008565:Membrane Proteins / Q000235:genetics; D010802:Phylogeny; D011159:Population Surveillance; D011200:Poultry / Q000821:virology*; D016865:Reassortant Viruses
chemical_list: D008565:Membrane Proteins