Authors: Christoph F Dietrich; Wolfgang Kratzer; Deike Strobe; Etienne Danse; Robert Fessl; Alfred Bunk; Udo Vossas; Karlheinz Hauenstein; Wilhelm Koch; Wolfgang Blank; Matthijs Oudkerk; Dietbert Hahn; Christian Greis Journal: World J Gastroenterol Date: 2006-03-21 Impact factor: 5.742