Ming-Hua Zheng1, Ke-Qing Shi2, Yong-Ping Chen2. 1. Department of Infection and Liver Diseases, Liver Research Centre, First Affiliated Hospital of Wenzhou Medical University, Wenzhou 325000, China zhengmh@wmu.edu.cn. 2. Department of Infection and Liver Diseases, Liver Research Centre, First Affiliated Hospital of Wenzhou Medical University, Wenzhou 325000, China.