1. Department of Pathology Zhujiang Hospital Southern Medical University Guangzhou China
2. Department of Oncology Jiujiang First People's Hospital Jiujiang China
3. Department of Medical Oncology Provincial Clinical College Fujian Provincial Hospital Fujian Medical University Fuzhou China
4. Department of Hepatic Surgery The First Affiliated Hospital Sun Yat‐sen University Guangzhou China
5. Department of Oncology Zhujiang Hospital Southern Medical University Guangzhou China
6. Department of Cardiothoracic Surgery Zhujiang Hospital Southern Medical University Guangzhou China
7. Department of General Surgery Zhujiang Hospital Southern Medical University Guangzhou China