Affiliation: | 1. Department of Abdominal Cancer, West China Hospital, West China Medical School, Sichuan University, Chengdu, People's Republic of China Contributed equally;2. Department of Biotherapy, Cancer Center, West China Hospital, West China Medical School, Sichuan University, Chengdu, People's Republic of China Contributed equally;3. Department of Abdominal Cancer, West China Hospital, West China Medical School, Sichuan University, Chengdu, People's Republic of China;4. Department of Biotherapy, Cancer Center, West China Hospital, West China Medical School, Sichuan University, Chengdu, People's Republic of China |