Single Amino Acid Substitutions Surrounding the Icosahedral Fivefold Symmetry Axis Are Critical for Alternative Receptor Usage of Foot-and-Mouth Disease Virus oleh Xiao-Hua Gong, Xing-Wen Bai, Ping-Hua Li, Hui-Fang Bao, Meng Zhang, Ying-Li Chen, Pu Sun, Hong Yuan, Lei Huang, Xue-Qing Ma, Yuan-Fang Fu, Yi-Mei Cao, Kun Li, Jing Zhang, Zhi-Yong Li, Dong Li, Zeng-Jun Lu, Zai-Xin Liu