- Correspondence to Pr Harry Sokol, Gastroenterology Department, Hôpital Saint-Antoine, 184 rue du Faubourg Saint-Antoine, 75571 Paris CEDEX 12, France;
- Received March 23, 2017
- Revised July 19, 2017
- Accepted July 23, 2017
- First published August 8, 2017.
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