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MLA Citation
Xinxin Zhu et al.. “Ras association domain family protein 1a hypermethylation and PD-L1 expression in ovarian cancer: A retrospective study of 112 cases.” European journal of obstetrics, gynecology, and reproductive biology, vol. 240, 2019, pp. 103–108. http://access.bl.uk/ark:/81055/vdc_100089674100.0x000041