- Correspondence to Professor Shi-ming Yang, Department of Gastroenterology, Xinqiao Hospital, Third Military Medical University, Chongqing 400037, China; or Professor Fengtian He, Department of Biochemistry and Molecular Biology, College of Basic Medical Sciences, Third Military Medical University, Chongqing 400038, China;
- Received February 4, 2015
- Revised August 25, 2015
- Accepted August 26, 2015
- First published September 14, 2015.
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