- Correspondence to Professor Robin C Spiller, Nottingham Digestive Diseases Centre, University of Nottingham Faculty of Medicine and Health Sciences, Nottingham NG7 2RD, UK;
- Received December 15, 2020
- Accepted December 16, 2020
- First published December 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.