Authors: Philip Noel Newsome; Richard Fox; Andrew L King; Darren Barton; Nwe-Ni Than; Joanna Moore; Christopher Corbett; Sarah Townsend; James Thomas; Kathy Guo; Diana Hull; Heather A Beard; Jacqui Thompson; Anne Atkinson; Carol Bienek; Neil McGowan; Neil Guha; John Campbell; Dan Hollyman; Deborah Stocken; Christina Yap; Stuart John Forbes Journal: Lancet Gastroenterol Hepatol Date: 2017-11-07