Report: New Omicron Subvariants BA.4, BA.5 Start Spreading In US
According to the reports, just weeks after a new omicron subvariant has taken over as the dominant strain circulating in the United States and the two other subvariants have now entered the scene and are rapidly spreading in the United States. The BA.4 and BA.5 Omicron covid-19 variants, which had been first identified in the […]
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