- Correspondence to Dr Judith Wellens, Gastroenterology and Hepatology, KU Leuven University Hospitals Leuven Gasthuisberg Campus, Leuven, Flanders, Belgium;
- Received January 5, 2021
- Revised January 20, 2021
- Accepted January 22, 2021
- First published January 29, 2021.
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