Cite
MLA Citation
N Dussias et al.. “P568 Effectiveness of ustekinumab after vedolizumab failure in patients with anti-TNF-refractory Crohn's disease.” Journal of Crohn's and colitis, vol. 15, n.d., p. S528. http://access.bl.uk/ark:/81055/vdc_100130765010.0x00000e