Gracie David J, Ford Alexander C
Leeds Gastroenterology Institute, St. James's University Hospital, Leeds, UK.
Leeds Gastroenterology Institute, St. James's University Hospital and Leeds Institute of Medical Research at St. James's, University of Leeds, Leeds, UK.
Gastroenterology. 2019 Jun;156(8):2345-2347. doi: 10.1053/j.gastro.2019.04.027. Epub 2019 Apr 26.