The new Omicron variant: What we know and don’t know
December 01, 2021 05:56 ET
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University of the Free state
Bloemfontein, Dec. 01, 2021 (GLOBE NEWSWIRE) -- Even though not much is yet known about the new COVID-19 variant, Omicron, the presence of a high number of mutations – more than 30 – in the spike...