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APA Citation
Busacca, A., Scrivo, B., Giuffrida, E., Guida, L., Carrozza, L., Calvaruso, V., & Cappello, M. (n.d.). p293 Loss of response after first-line biologic therapy in patients with inflammatory bowel disease: practical approach and management. Journal of Crohn's and colitis, 14, S299. http://access.bl.uk/ark:/81055/vdc_100099171656.0x000046