Xue-Yang Chen, Chang-Zhou Cai, Meng-Li Yu, Ze-Min Feng, Yu-Wei Zhang, Pei-Hao Liu, Hang Zeng, Chao-Hui Yu, Department of Gastroenterology, The First Affiliated Hospital, College of Medicine, Zhejiang University, Hangzhou 310003, Zhejiang Province, China.
Chao-Hui Yu, Clinical Research Center for Hepatobiliary and Pancreatic Diseases of Zhejiang Province, Hangzhou 310003, Zhejiang Province, China
Author contributions: Chen XY and Cai CZ designed and performed the study, conducted the statistical analysis and wrote the paper; Yu ML, Feng ZM, Zhang YW, Liu PH and Zeng H performed the study and provided guidance during revision; Yu CH supervised the study and provided consultation during the entire study.
Institutional animal care and use committee statement: All experiments were conducted with approval of the First Afﬁliated Hospital of Zhejiang University Institutional Animal Care and Use Committee.
Conflict-of-interest statement: Authors have no conflicts of interest to disclose.
Data sharing statement: No additional data are available.
ARRIVE guidelines statement: Authors have read the ARRIVE guidelines and prepared and revised the manuscript according to the ARRIVE guidelines.
Open-Access: This is an open-access article that was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See: http://creativecommons.org/licenses/by-nc/4.0/
Corresponding author: Chao-Hui Yu, MD, PhD, Chief Doctor, Professor, Department of Gastroenterology, The First Affiliated Hospital, College of Medicine, Zhejiang University, 79 Qingchun Road, Hangzhou 310003, Zhejiang Province, China. firstname.lastname@example.org
Telephone: +86-571-87236739 Fax: +86-571-87236739
Received: October 16, 2019
Peer-review started: October 16, 2019
First decision: November 4, 2019
Revised: November 10, 2019
Accepted: November 23, 2019
Article in press: November 24, 2019
Published online: December 7, 2019