Erratum to: Int J Colorectal Dis
DOI 10.1007/s00384-011-1402-6
The online version of this article unfortunately contained a mistake. The correct abbreviation of the author’s name Usama Ahmed Ali in the footnote is U. Ahmed Ali.
Footnotes
The online version of the original article can be found at http://dx.doi.org/10.1007/s00384-011-1402-6.