Meister T, Heinzow H, Bisping G, Stelljes M, Schulte B, Berdel W E, Kienast J, Domschke W, Ullerich H
Department of Medicine B, University of Münster, Münster, Germany.
Endoscopy. 2008 Sep;40 Suppl 2:E144. doi: 10.1055/s-2007-995767. Epub 2008 Jul 16.