Antibody responses to Influenza vaccination are diminished in patients with inflammatory bowel disease on infliximab or tofacitinib by Liu, Z, Alexander, JL, Eng, KY, Ibraheim, H, Anandabaskaran, S, Saifuddin, A, Constable, L, Seoane, RC, Bewshea, C, Nice, R, D'Mello, A, Jones, GR, Balarajah, S, Fiorentino, F, Sebastian, S, Irving, PM, Hicks, LC, Williams, HRT, Kent, AJ, Linger, R, Parkes, M, Kok, K, Patel, KV, Teare, JP, Altmann, DM, Boyton, RJ, Hart, AL, Lees, CW, Goodhand, JR, Kennedy, NA, Pollock, KM, Ahmad, T, Powell, N