European evidence-based Consensus on the diagnosis and management of ulcerative colitis: Definitions and diagnosis

Stange, EF; Travis, SPL; Vermeire, S; Reinisch, W; Geboes, K; Barakauskiene, A; Feakins, R; Fléjou, JF; Herfarth, H; Hommes, DW; Kupcinskas, L; Lakatos, PL [Lakatos, Péter László (Belgyógyászat, ga...), szerző] I. Sz. Belgyógyászati Klinika (SE / AOK / K); Mantzaris, GJ; Schreiber, S; Villanacci, V; Warren, BF; European, Crohn's Colitis Organisation (ECCO)