Sands BE, Irving PM, Hoops T, Izanec JL, Gao LL, Gasink C, Greenspan A, Allez M, Danese S, Hanauer SB, Jairath V, Kuehbacher T, Lewis JD, Loftus EV, Mihaly E, Panaccione R, Scherl E, Shchukina OB, Sandborn WJ. Ustekinumab versus adalimumab for induction and maintenance therapy in biologic-naive patients with moderately to severely active Crohn's disease: a multicentre, randomised, double-blind, parallel-group, phase 3b trial. Lancet. 2022 06 11; 399(10342):2200-2211.