1. Collaborative Innovation Centre for Cancer Medicine, Sun Yat-sen University Cancer Centre, Guangzhou, PR China
2. Department of Hepatobiliary Oncology, Sun Yat-Sen University Cancer Centre, Guangzhou, PR China
3. Department of Ultrasound, Sun Yat-Sen University Cancer Centre, Guangzhou, PR China
4. Department of Medical Imaging, Sun Yat-Sen University Cancer Centre, Guangzhou, PR China
5. State Key Laboratory of Oncology in South China, Collaborative Innovation Centre for Cancer Medicine, Sun Yat-sen University Cancer Centre, 651 Dongfeng East Road, Guangzhou, Guangdong 510060, PR China