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APA Citation
Armes, J., Gee, D. C., Macrae, F. A., Schroeder, W., & Bhathal, P. S. (1992). collagenous colitis: jejunal and colorectal pathology.. Journal of clinical pathology, 45(9), 784–787. http://access.bl.uk/ark:/81055/vdc_100135549050.0x000045