Assy N, Hussein O, Abassi Z. Weight loss induced by orlistat reverses fatty infiltration and improves hepatic fibrosis in obese patients with non-alcoholic steatohepatitis. (Gut 2007;56:443–4).

The authors have withdrawn this letter, which duplicates data published in a full paper in Digestive Diseases & Sciences (2007;52:2512–9). Gut will not accept any form of duplicate publication which it believes is misleading. All authors are explicitly asked to confirm that their data has not been published elsewhere prior to acceptance by Gut.