Over 40% of U.S. COVID cases caused by Omicron subvariant XBB.1.5 – CDC – Reuters.com

Over 40% of U.S. COVID cases caused by Omicron subvariant XBB.1.5 - CDC  Reuters.com

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Over 40% of U.S. COVID cases caused by Omicron subvariant XBB.1.5 - CDC - Reuters.com

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