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APA Citation
Khan, R., Homsi, H., Gimpaya, N., Sabrie, N., Gholami, R., Bansal, R., Scaffidi, M., Lightfoot, D., James, P., Siau, K., Forbes, N., Wani, S., Keswani, R., Walsh, C., & Grover, S. (n.d.). a117 VALIDITY EVIDENCE FOR ENDOSCOPIC RETROGRADE CHOLANGIOPANCREATOGRAPHY COMPETENCY ASSESSMENT TOOLS: A SYSTEMATIC REVIEW. Journal of the Canadian Association of Gastroenterology, 6, 63–64. http://access.bl.uk/ark:/81055/vdc_100179859848.0x000004