1. Department of Oncology, Chongqing Hospital of Traditional Chinese Medicine Chongqing City, China
2. Department of Hepatobiliary and Pancreatic Tumor Center, Chongqing University Cancer Hospital, Chongqing City, China
3. Department of Hepatobiliary Surgery, The First Affiliated Hospital of Chongqing Medical University, Chongqing City, China
4. Department of Oncology, The First Affiliated Hospital of Chongqing Medical University, Chongqing City, China