1. Institute of Hepatology, The Third People's Hospital of Changzhou, Jiangsu, P.R. China.
2. Department of Tumor Interventional Oncology, Renji South Hospital, School of Medicine, Shanghai Jiaotong University, Shanghai, P.R. China.
3. Department of Liver Diseases, Central Laboratory, ShuGuang Hospital Affiliated to Shanghai University of Chinese Traditional Medicine, Shanghai, P.R. China.