1 Department of Gastroenterology, University Hospital of North Tees, Stockton-on-Tees TS198PE, UK. Electronic address: vmitra@nhs.net.
2 Department of Gastroenterology, Manchester Royal Infirmary, Manchester University NHS Foundation Trust, Manchester, UK.
3 Paediatric Liver, Gastrointestinal, and Nutrition Centre, King's College Hospital NHS Foundation Trust, London, UK.
4 Centre for Inflammation Research, Institute for Regeneration and Repair, University of Edinburgh, Edinburgh, UK; Clinical Surgery, University of Edinburgh, Edinburgh, UK.
5 Academic Department of Gastroenterology, Sheffield Teaching Hospitals NHS Foundation Trust, Sheffield, UK.
6 Department of Gastroenterology, Tallaght University Hospital, Tallaght, Dublin, Ireland.
7 Department of Dietetics, Royal Surrey County Hospital, Guildford, UK.
8 James Lind Alliance, National Institute for Health and Care Research, School of Healthcare Enterprise and Innovation, University of Southampton, Southampton, UK.
9 Department of Gastroenterology, Freeman Hospital, Newcastle Upon Tyne, UK.