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. 2020 Dec 1;93(5):3238–3245. doi: 10.1002/jmv.26678

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© 2020 Wiley Periodicals LLC

This article is being made freely available through PubMed Central as part of the COVID-19 public health emergency response. It can be used for unrestricted research re-use and analysis in any form or by any means with acknowledgement of the original source, for the duration of the public health emergency.

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Analysis of mutations over time. (A) Chronological analysis made by coronapp, showing the frequency of each user‐specified mutation in any user‐specified country (or worldwide). The graph shows the same data normalized by the total number of samples, as the percentage of samples sequenced in a specific day and carrying the mutation. (B) Screenshot of the coronannotor companion tool, allowing users to annotate their own SARS‐CoV‐2 sequences (provided as FASTA files). SARS‐CoV‐2, severe acute respiratory syndrome coronavirus 2