Journal of Crohn's and Colitis
Journal of Crohn's and Colitis > 2011 > 5 > 5 > 465-468
Journal of Crohn's and Colitis > 2012 > 6 > 6 > 674-680
Journal of Crohn's and Colitis > 2012 > 6 > 8 > 845-851
Journal of Crohn's and Colitis > 2013 > 7 > 2 > e35-e41