Authors: Patrick A Hughes; Andrea M Harrington; Joel Castro; Tobias Liebregts; Birgit Adam; Dallas J Grasby; Nicole J Isaacs; Lochana Maldeniya; Chris M Martin; Jenny Persson; Jane M Andrews; Gerald Holtmann; L Ashley Blackshaw; Stuart M Brierley Journal: Gut Date: 2012-07-05 Impact factor: 23.059