- Correspondence to Professor Jun Yu, Department of Medicine and Therapeutics, State Key Laboratory of Digestive Disease, Institute of Digestive Disease, Prince of Wales Hospital, The Chinese University of Hong Kong, Shatin, NT, Hong Kong Hong Kong;
- Received January 29, 2015
- Revised June 24, 2015
- Accepted June 27, 2015
- First published July 23, 2015.
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