Fang Zhang, Wei Xiang, College of Business Administration, Shenyang Pharmaceutical University, Shenyang 110016, Liaoning Province, China
Chun-Yan Li, Department of Gastroenterology, First Affiliated Hospital of Dalian Medical University, Dalian Medical University, Dalian 116011, Liaoning Province, China
Shu-Chuen Li, Discipline of Pharmacy and Experimental Pharmacology, School of Biomedical Sciences and Pharmacy, University of Newcastle, Callaghan, NSW 2308, Australia
Author contributions: Li SC designed the study; Zhang F, Xiang W and Li CY performed the research; Xiang W analyzed the data; Zhang F and Xiang W wrote the paper; and Li SC revised the manuscript for final submission.
Institutional review board statement: Approval was taken from Institutional Review Board, The First Affiliated Hospital of Dalian Medical University Medical Ethics Committee, No. LCKY2014-31.
Informed consent statement: All study participants, or their legal guardian, provided informed written consent prior to study enrollment.
Conflict-of-interest statement: The authors have no conflict of interest to report.
Data sharing statement: No additional data are available.
Open-Access: This article is an open-access article which 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/
Correspondence to: Shu-Chuen Li, PhD, Professor, Discipline of Pharmacy and Experimental Pharmacology, School of Biomedical Sciences and Pharmacy, University of Newcastle, Callaghan, NSW 2308, Australia. email@example.com
Telephone: +61-2-49215921 Fax: +61-2-49215921
Received: July 28, 2016
Peer-review started: August 2, 2016
First decision: October 10, 2016
Revised: November 1, 2016
Accepted: November 28, 2016
Article in press: November 28, 2016
Published online: December 21, 2016