1. Department of Gastrointestinal Surgery, West China Hospital, Sichuan University, Chengdu, Sichuan, China
2. Laboratory of Gastric Cancer, State Key Laboratory of Biotherapy/Collaborative Innovation Center of Biotherapy, West China Hospital, Sichuan University, Chengdu, Sichuan, China
3. West China School of Pharmacy, Sichuan University, Chengdu, Sichuan, China