The second European evidence-based Consensus on the diagnosis and management of Crohn's disease: Current management

Dignass, A; Van Assche, G; Lindsay, Jo; Lemann, M; Soderholm, J; Colombel, Jf; Danese, S; D'Hoore, A; Gassull, M; Gomollon, F; Hommes, Dw; Michetti, P; O'Morain, C; Oresland, T; Windsor, A; Stange, Ef; Travis, Spl