%0 Generic %A Morales Bermudez, A. I. %A Bravo Aranda, A. M. %A Martinez Burgos, M. %A Olmedo Martin, R. %T Effectiveness, safety and persistence of treatment with ustekinumab in a cohort of patients with moderate-to-severe refractory Crohn's Disease %D 2021 %@ 1873-9946 %U https://hdl.handle.net/10668/24388 %~