Emergence of fatal PRRSV variants: unparalleled outbreaks of atypical PRRS in China and molecular dissection of the unique hallmark. oleh Kegong Tian, Xiuling Yu, Tiezhu Zhao, Youjun Feng, Zhen Cao, Chuanbin Wang, Yan Hu, Xizhao Chen, Dongmei Hu, Xinsheng Tian, Di Liu, Shuo Zhang, Xiaoyu Deng, Yinqiao Ding, Lu Yang, Yunxia Zhang, Haixia Xiao, Mingming Qiao, Bin Wang, Lili Hou, Xiaoying Wang, Xinyan Yang, Liping Kang, Ming Sun, Ping Jin, Shujuan Wang, Yoshihiro Kitamura, Jinghua Yan, George F Gao