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APA Citation
Bettenworth, D., Lee, W., Clark, R. S., Rath, S., Yang, M., Bensimon, A., & Vavricka, S. (n.d.). p636 Impact of anti-TNF treatment on extra-intestinal manifestations in patients with inflammatory bowel disease: real-world data in Germany. Journal of Crohn's and colitis, 13, S436. http://access.bl.uk/ark:/81055/vdc_100094055577.0x000010