Omicron sub-variant BA.2 makes up about 55% of COVID variants in U.S.: CDC - Winnipeg Sun

The BA.2 sub-variant of Omicron was estimated to be more than half or 54.9% of the coronavirus variants circulating in the United States as of March 26, the…

Article content The BA.2 sub-variant of Omicron was estimated to be more than half or 54.9% of the coronavirus variants circulating in the United States as of March 26, the U.S. Centers for Disease … [+1226 chars]

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