Evolution and biological characterization of H5N1 influenza viruses bearing the clade 2.3.2.1 hemagglutinin gene - Xin Xing; Jianzhong Shi; Pengfei Cui; Cheng Yan; Yaping Zhang; Yuancheng Zhang; Congcong Wang; Yuan Chen; Xianying Zeng; Guobin Tian; Liling Liu; Yuntao Guan; et al. (Emerging Microbes and Infections, 2024)