Erratum to: Int J Colorectal Dis

DOI 10.1007/s00384-010-0987-5

The original version of this article unfortunately contained a mistake. The authors’ names are incorrectly presented. The correct presentation is: Bastian Keck , Tilman Rau, Frens Steffen Krause, Bernhard Walter, Peter J. Goebell, Arndt Hartmann, Bernd Wullich.