1. P471 Association of vedolizumab levels with clinical and biochemical markers of inflammation during maintenance therapy in inflammatory bowel disease. (25th January 2019) Authors: Plevris, N; Jones, G R; Jenkinson, P W; Chuah, C S; Lyons, M; Merchant, L M; Pattenden, R J; Arnott, I D; Lees, C W Journal: Journal of Crohn's and colitis Issue: Volume 13(2019)Supplement 1 Page Start: S347 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗