known as BA.4 and BA.5
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Health
Newer Omicron subvariants account for over 80% new infections in the US
Los Angeles, July 13 : The newer and most contagious Omicron subvariants, known as BA.4 and BA.5, now make up…
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Los Angeles, July 13 : The newer and most contagious Omicron subvariants, known as BA.4 and BA.5, now make up…
Read More »