Cite
MLA Citation
Srinivasa Vittal Katikireddi et al.. “Two-dose ChAdOx1 nCoV-19 vaccine protection against COVID-19 hospital admissions and deaths over time: a retrospective, population-based cohort study in Scotland and Brazil.” Lancet, vol. 399, no. 10319, 2022, pp. 25–35. http://access.bl.uk/ark:/81055/vdc_100148500750.0x000047