Author
Jürgen Stein 1
1 Crohn Colitis Centre Rhein-Main, Frankfurt, Germany
Axel Dignass, Wolfgang Stremmel, Leonid Bilianskyi, Marek Horyński, Klaus Fellermann, Peter Uebel, Peter Armerding, Tanja Kühbacher, Jürgen Stein, Maciej Kowalski, Elena Avalueva, Monther Bajbouj, Jost Langhorst, Piotr Walczak, Oleksandr Oleynik, Heidrun Heinemann, Ralph Mueller, Roland Greinwald, Walter Reinisch