CORRECTIONS

In the paper by Sheu et al in the July 2003 issue of Gut (B-S Sheu, S-M Sheu, H-B Yang, A-H Huang, and J-J Wu. Host gastric Lewis expression determines the bacterial density of Helicobacter pylori in babA2 genopositive infection. Gut 2003;52:927–932), the B and C slides of figure 1 have been transposed and the arrow on D should be labelled Le^X not Le^b.