Effectiveness and safety of vedolizumab in anti-TNF naive patients with inflammatory bowel disease: a multicentre retrospective European Crohn's and Colitis Organisation study

Kopylov, U; Verstockt, B; Biedermann, L; Sebastian, S; Pugliese, D; Sonnenberg, E; Steinhagen, Pr; Arebi, N; Ron, Y; Kucharzik, T; Roblin, X; Ungar, B; Shitrit, Abg; Ardizzone, S; Molander, P; Coletta, M; Peyrin-Biroulet, L; Bossuyt, P; Avni-Biron, I; Tsoukal, Ei; Allocca, M; Katsanos, K; Raine, T; Sipponen, T; Fiorino, G; Ben-Horin, S; Eliakim, R; Armuzzi, A; Siegmund, B; Baumgart, Dc; Kamperidis, N; Maharshak, N; Maaser, C; Mantzaris, G; Yanai, H; Christodoulou, D; Dotan, I; Ferrante, M