P106 EXPERIENCE OF MAINTENANCE INFLIXIMAB THERAPY FOR REFRACTORY ULCERATIVE COLITIS IN ENGLAND von Russo, E.A., Harris, A.W., Campbell, S., Lindsay, J., Hart, A., Arebi, N., Milestone, A., Tsai, H.H., Walters, J., Carpani, M.S., Westaby, D., Thillainayagam, A.V., Bansi, D.S., Ghosh, S.

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