title: Increased prevalence of a rare mutant of pandemic H1N1 influenza virus in a Eurasian region.
authors.affiliation: Qingdao Center for Disease Control and Prevention, Qingdao 266032, PR China.
authors.forename: Ting-Ting
authors.initials: TT
authors.lastname: Yang
authors.forename: Zhao-Guo
authors.initials: ZG
authors.lastname: Wang
authors.forename: Shan-Peng
authors.initials: SP
authors.lastname: Li
authors.forename: Xiao-Lin
authors.initials: XL
authors.lastname: Liu
authors.forename: Ying
authors.initials: Y
authors.lastname: Yi
authors.forename: Yu
authors.initials: Y
authors.lastname: Yang
authors.forename: Ping
authors.initials: P
authors.lastname: Yu
authors.forename: Ji-Ming
authors.initials: JM
authors.lastname: Chen