1. Department of Infectious Diseases, Jingjiang People's Hospital, Jingjiang, Jiangsu 214500, P.R. China
2. The First Department of Hepatitis, Zhongshan Hospital Affiliated to Fudan University, Xuhui, Guangdong 200032, P.R. China
3. Department of Oncology, Jingjiang People's Hospital, Jingjiang, Jiangsu 214500, P.R. China