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APA Citation
Brooks, A. J., Sebastian, S., Cross, S. S., Robinson, K., Warren, L., Wright, A., Marsh, A. M., Tsai, H., Majeed, F., McAlindon, M. E., Preston, C., Hamlin, P. J., & Lobo, A. J. (n.d.). outcome of elective withdrawal of anti-tumour necrosis factor-α therapy in patients with Crohn's disease in established remission. Journal of Crohn's and colitis, 11, 1456–1462. http://access.bl.uk/ark:/81055/vdc_100173955716.0x000009