CDC: BA.2 Omicron Sub-Variant Makes Up 72% of Covid-19 Variants in US
On Monday, 4th April 2022, the national public health agency of the United States said, the BA.2 sub-variant of the Omicron covid-19 variant had been estimated to account for around three of every four corona virus variant in the United States. Overall, the novel corona virus cases in the United States has been decreased rapidly […]
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