Omar Al-Hassi Hafid, Ng Oliver, Brookes Matthew
Research Institute in Healthcare Science, University of Wolverhampton, Wolverhampton, UK.
Nottingham Digestive Diseases Centre, University of Nottingham, Nottingham, UK.
Gut. 2018 Feb;67(2):395. doi: 10.1136/gutjnl-2017-314219. Epub 2017 May 4.