1 Gastric Cancer Centre, West China Hospital, Sichuan University, Chengdu, China.
2 Laboratory of Gastric Cancer, State Key Laboratory of Biotherapy, Collaborative Innovation Centre of Biotherapy and Cancer Centre, West China Hospital, Sichuan University, Chengdu, China.
3 Department of Gastrointestinal Surgery, West China Hospital, Sichuan University, Jintang Hospital, Chengdu, China.