- Correspondence to Dr David Karsenti, Endoscopy Unit, Clinique Paris-Bercy, Charenton-le-Pont 75006, France;
- Received July 30, 2019
- Revised February 18, 2020
- Accepted March 8, 2020
- First published March 24, 2020.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.