First Trough Level of Infliximab at Week 2 Predicts Future Outcomes of Induction Therapy in Ulcerative Colitis: A Post‐hoc Analysis of a Multicenter Prospective Randomized Controlled Trial: 1851. (October 2015) - Kobayashi, Taku; Suzuki, Yasuo; Motoya, Satoshi; Hirai, Fumihito; Ogata, Haruhiko; Ito, Hiroaki; Sato, Noriko; Ozaki, Kunihiko; Watanabe, Mamoru; Hibi, Toshifumi