| Affiliation: | Institute of Digestive Medicine, Nanfang Hospital, Southern Medical University, Guangzhou 510515, China;Institute of Digestive Medicine, Nanfang Hospital, Southern Medical University, Guangzhou 510515, China;Institute of Digestive Medicine, Nanfang Hospital, Southern Medical University, Guangzhou 510515, China;Institute of Digestive Medicine, Nanfang Hospital, Southern Medical University, Guangzhou 510515, China;Institute of Digestive Medicine, Nanfang Hospital, Southern Medical University, Guangzhou 510515, China;Institute of Digestive Medicine, Nanfang Hospital, Southern Medical University, Guangzhou 510515, China;Institute of Digestive Medicine, Nanfang Hospital, Southern Medical University, Guangzhou 510515, China;Institute of Digestive Medicine, Nanfang Hospital, Southern Medical University, Guangzhou 510515, China |
