New BA.2.12.1 Omicron Subvariant Is Even More Contagious, Fueling Covid-19 Upswing In New York State
There are now new subvariants of the BA.2 Omicron subvariant of the Covid-19 coronavirus BA.2.12 and ... BA.2.12.1. These two sub-lineages of the BA.2 already constitute…
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