Effect of closed and permanent stoma on disease course, psychological well-being and working capacity in Swiss IBD cohort study patients. oleh Rahel Bianchi, Barry Mamadou-Pathé, Roland von Känel, René Roth, Philipp Schreiner, Jean-Benoit Rossel, Sabine Burk, Babara Dora, Patrizia Kloth, Andreas Rickenbacher, Matthias Turina, Thomas Greuter, Benjamin Misselwitz, Michael Scharl, Gerhard Rogler, Luc Biedermann, or the Swiss IBD cohort study