1. Department of Gastric Surgery, Sun Yat-sen University Cancer Center, Guangzhou, People’s Republic of China
2. State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Guangzhou, People’s Republic of China
3. Department of General Surgery, Guangdong Provincial People’s Hospital, Guangdong Academy of Medical Sciences, School of Medicine, South China University of Technology, Guangzhou, People’s Republic of China
4. Department of Stomach Surgery, Cancer Hospital of China Medical University (Liaoning Cancer Hospital & Institute), Shenyang, People’s Republic of China
5. Department of Radiology, Guangdong Provincial People’s Hospital, Guangdong Academy of Medical Sciences, School of Medicine, South China University of Technology, Guangzhou, People’s Republic of China