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MLA Citation
Yu-Wen Zhou et al.. “Clinicopathologic features, treatment, survival, and prognostic factors of combined hepatocellular and cholangiocarcinoma: A nomogram development based on SEER database and validation in multicenter study.” European journal of surgical oncology, vol. 48, no. 7, 2022, pp. 1559–1566. http://access.bl.uk/ark:/81055/vdc_100158010079.0x000044