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What makes new variants of SARS-CoV-2 concerning is not where they come from, but the mutations they contain

BMJ 2021; 372 doi: https://doi.org/10.1136/bmj.n504 (Published 22 February 2021) Cite this as: BMJ 2021;372:n504

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Article usage

Article metrics provide readers and authors with an indication of how often a specific article has been accessed month by month. It counts three formats - abstract/extract, full text and pdf. The page is updated each day.

Usage statistics: February 2021 to April 2021

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AbstractFullPdf
Feb 202121912169
Mar 202162713235
Apr 2021594296
Total135567500