NEW YORK, Dec 20 (Reuters) - The Omicron variant of coronavirus accounts for 73% of U.S. coronavirus infections based on sequencing data for the week ended Dec. 18, the U.S. Centers for Disease Control and Prevention said on Monday.
NEW YORK, Dec 20 (Reuters) - The Omicron variant of coronavirus accounts for 73% of U.S. coronavirus infections based on sequencing data for the week ended Dec. 18, the U.S. Centers for Disease Control and Prevention said on Monday.
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