Kennedy, N A, Kalla, R, Warner, B, Gambles, C J, Musy, R, Reynolds, S, Dattani, R, Nayee, H, Felwick, R, Harris, R, Marriott, S, Senanayake, S M, Lamb, C A, Al-Hilou, H, Gaya, D R, Irving, P M, Mansfield, J, Parkes, M, Ahmad, T, Cummings, J R F, Arnott, I D, Satsangi, J, Lobo, A J, Smith, M, Lindsay, J O & Lees, C W 2014, ' Thiopurine withdrawal during sustained clinical remission in inflammatory bowel disease : relapse and recapture rates, with predictive factors in 237 patients ', Alimentary Pharmacology and Therapeutics . https://doi.org/10.1111/apt.12980 Alimentary Pharmacology & Therapeutics