- Correspondence to Prof Dr Rinse K Weersma, Department of Gastroenterology and Hepatology, University of Groningen and University Medical Centre Groningen, P.O. Box 30.001, Groningen 9700 RB, The Netherlands;
- Received July 28, 2020
- Revised February 13, 2021
- Accepted February 15, 2021
- First published April 2, 2021.
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