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. 2023 Nov 23;78(Suppl 2):ii25–ii36. doi: 10.1093/jac/dkad309

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© The Author(s) 2023. Published by Oxford University Press on behalf of British Society for Antimicrobial Chemotherapy.

This is an Open Access article distributed under the terms of the Creative Commons Attribution-NonCommercial License (https://creativecommons.org/licenses/by-nc/4.0/), which permits non-commercial re-use, distribution, and reproduction in any medium, provided the original work is properly cited. For commercial re-use, please contact journals.permissions@oup.com

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Figure 4. — The ongoing evolution of SARS-CoV-2. (a) Phylogenetic tree of representative consensus sequences for globally prominent SARS-CoV-2 clades and variants of concern (Alpha, Beta, Gamma, Delta, and Omicron). (b) Cumulative frequency plot of globally prominent SARS-CoV-2 clades and variants of concern from December 2019 to February 2023. This figure appears in colour in the online version of JAC and in black and white in the print version of JAC.