1. P843 Post-vaccination kinetics of antibodies against hepatitis B surface antigen in inflammatory bowel disease patients: a single-centre cohort study. (25th January 2019) Authors: Dimas, I; Voudoukis, E; Paspatis, G; Karmiris, K Journal: Journal of Crohn's and colitis Issue: Volume 13(2019)Supplement 1 Page Start: S545 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗