Forbes A. Crohn’s disease or abdominal tuberculosis? (Gut 2007;56:1757–8).

Gut editorial staff would like to point out that this teaching article is a relaunch of an original article already published (Forbes A. Crohn's or abdominal tuberculosis? Gut 2005;54:1156) with minor modifications to fit with the new style of the series of Tutorials. We apologise for any misunderstanding this has caused because it is not our policy to duplicate publications.