1
Department of Gastroenterology and Hepatology, West China Hospital, Sichuan University,
Chengdu, China
2
Sichuan University–Oxford University Huaxi Gastrointestinal Cancer Centre, Department
of Gastroenterology and Hepatology, West China Hospital, Sichuan University, Chengdu,
China
3
Department of Gerontology, Tibetan Chengdu Branch Hospital of West China Hospital,
Sichuan University, Chengdu, China
4
Department of Gerontology, Hospital of Chengdu Office of People’s Government of Tibetan
Autonomous Region, Chengdu, China
Kai Deng
1
Department of Gastroenterology and Hepatology, West China Hospital, Sichuan University,
Chengdu, China
2
Sichuan University–Oxford University Huaxi Gastrointestinal Cancer Centre, Department
of Gastroenterology and Hepatology, West China Hospital, Sichuan University, Chengdu,
China
