1. Department of General Surgery, Chongqing Hospital of Traditional Chinese Medicine, Chongqing, China
2. Department of Hepatobiliary Surgery, Guangxi Medical University Cancer Hospital, Nanning, China
3. Ministry of Education, Key Laboratory of Early Prevention and Treatment for Regional High Frequency Tumor, Nanning, China
4. Guangxi Liver Cancer Diagnosis and Treatment Engineering and Technology Research Center, Nanning, China