Upadacitinib induction is effective and safe in ulcerative colitis patients including those with prior exposure to tofacitinib: a multicenter real-world cohort study. - Gilmore R; Fernandes R; Hartley I; Arzivian A; Leong R; Andrew B; Vasudevan A; Greeve T; Moore GT; Kim S; Lightowler D; Singh A; et al. (Intestinal research, 2025)