1. Department of Interventional Oncology Sun Yat‐sen University First Affiliated Hospital Guangzhou China
2. Department of Ultrasonic Sun Yat‐sen University First Affiliated Hospital Guangzhou China
3. Liver and Gall Surgical Department Gaozhou People's Hospital Gaozhou China
4. Department of Oncology Jinshazhou Hospital of Guangzhou University of Chinese Medicine Guangzhou China