Comparative Safety and Effectiveness of Biologic Therapy for Crohn's Disease: A CA-IBD Cohort Study.

Singh S, Kim J, Luo J, Paul P, Rudrapatna V, Park S, Zheng K, Syal G, Ha C, Fleshner P, McGovern D, Sauk JS, Limketkai B, Dulai PS, Boland BS, Eisenstein S, Ramamoorthy S, Melmed G, Mahadevan U, Sandborn WJ, Ohno-Machado L