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APA Citation
Sahar, N., Dahmani, W., Nour, E., Aya, H., Wafa, B. A., Aida, B. S., Ahlem, B., Mehdi, K., Hanene, J., & Ali, J. (n.d.). p227 Timing of acute severe colitis in the course of an inflammatory bowel disease: is it a prognostic factor?. Journal of Crohn's and colitis, 15, S278. http://access.bl.uk/ark:/81055/vdc_100130764680.0x000009