Cite
MLA Citation
Tommy Nyberg et al.. “Comparative analysis of the risks of hospitalisation and death associated with SARS-CoV-2 omicron (B.1.1.529) and delta (B.1.617.2) variants in England: a cohort study.” Lancet, vol. 399, no. 10332, 2022, pp. 1303–1312. http://access.bl.uk/ark:/81055/vdc_100153012213.0x000055