- Correspondence to Professor Colin J Rees, Department of Gastroenterology, South Tyneside District Hospital, South Shields NE34 0PL, UK;
- Received 18 August 2015
- Revised 19 January 2016
- Accepted 20 January 2016
- Published in print 1 May 2017.
- Published online 7 April 2017.
- Published first 19 April 2016.
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.