Cite
MLA Citation
Carolina Porras et al.. “Efficacy of the bivalent HPV vaccine against HPV 16/18-associated precancer: long-term follow-up results from the Costa Rica Vaccine Trial.” Lancet oncology, vol. 21, no. 12, 2020, pp. 1643–1652. http://access.bl.uk/ark:/81055/vdc_100115298857.0x000012