- Correspondence to Dr Marc Ferrante, Department of Gastroenterology and Hepatology, University Hospitals Leuven, KU Leuven, Herestraat 49, Leuven 3000, Belgium;
- Received December 28, 2016
- Revised January 12, 2017
- Accepted January 15, 2017
- First published February 3, 2017.
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