1. Medical Imaging Center, Sun Yat-sen University Cancer Center, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, 651 Dongfeng Rd E, Guangzhou, Guangdong 510060, China
2. Pancreatic-Biliary Surgical Center, Sun Yat-sen University Cancer Center, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Guangzhou, China
3. Medical Imaging Center, The Third Affiliated Hospital, Sun Yat-sen University, Guangzhou, China