In the Editor’s quiz: GI snapshot on p1272 of the September issue (D Joshi, J Dunga, A James and MM Yaqoob. An unusual case of hepatosplenomegaly. Gut 2005;54:1272; doi:10.1136/gut.2005.064824) the second author’s name should read Dungu not Dunga.

In the Gut Tutorial on p296 of the February issue the author’s name and affiliation was omitted. The details are as follows: Robin Spiller, Professor of Gastroenterology, Wolfson Digestive Diseases Centre, University Hospital, Nottingham NG7 2UH, UK.

In the Gut Tutorial on p555 of the May issue the author names and affiliations were omitted from the original publication. This has been updated on the Gut website. The authors and affiliations are as follows:

S A Khan, A Miras, Liver Unit, Department of Medicine A, Faculty of Medicine, Imperial College London, St Mary’s Hospital Campus, South Wharf Road, London W2 INY, UK; M Pelling, Department of Radiology, Faculty of Medicine, Imperial College London; S D Taylor-Robinson, Liver Unit, Department of Medicine A, Faculty of Medicine, Imperial College London.