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APA Citation
Lee, M. J., Heywood, N., Sagar, P. M., Brown, S. R., Fearnhead, N. S., & , (2017). surgical management of fistulating perianal Crohn's disease: a UK survey. Colorectal disease, 19, 266–273. http://access.bl.uk/ark:/81055/vdc_100042871957.0x00001e