European evidence based consensus for endoscopy in inflammatory bowel disease

Annese, V; Daperno, M; Rutter, Md; Amiot, A; Bossuyt, P; East, J; Ferrante, M; Gotz, M; Katsanos, Kh; Kiesslich, R; Ordas, I; Repici, A; Rosa, B; Sebastian, S; Kucharzik, T; Eliakim, R