1. Department of Gastrointestinal Surgery, West China Hospital, Sichuan University, China
2. Laboratory of Gastric Cancer, State Key Laboratory of Biotherapy/Collaborative Innovation Center of Biotherapy and Cancer Center, West China Hospital, Sichuan University, China
3. West China School of Medicine, Sichuan University, China
4. Department of Surgery, Severance Hospital, Yonsei University Health System, Yonsei University College of Medicine, Seoul, Republic of Korea
5. Department of Surgery, Gangnam Severance Hospital, Yonsei University Health System, Yonsei University College of Medicine, Seoul, Republic of Korea