Defining predictors of responsiveness to advanced therapies in Crohn’s disease and ulcerative colitis: protocol for the IBD-RESPONSE and nested CD-metaRESPONSE prospective, multice... by Wyatt, NJ, Watson, H, Anderson, CA, Kennedy, NA, Raine, T, Ahmad, T, Allerton, D, Bardgett, M, Clark, E, Clewes, D, Cotobal Martin, C, Doona, M, Doyle, JA, Frith, K, Hancock, HC, Hart, AL, Hildreth, V, Irving, PM, Iqbal, S, Kennedy, C, King, A, Lawrence, S, Lees, CW, Lees, R, Satsangi, J, Jostins-Dean, L