Authors: Marco Zucchelli; Michael Camilleri; Anna Nixon Andreasson; Francesca Bresso; Aldona Dlugosz; Jonas Halfvarson; Leif Törkvist; Peter T Schmidt; Pontus Karling; Bodil Ohlsson; Richard H Duerr; Magnus Simren; Greger Lindberg; Lars Agreus; Paula Carlson; Alan R Zinsmeister; Mauro D'Amato Journal: Gut Date: 2011-06-02 Impact factor: 23.059