variant

First U.S. Case of Omicron Variant Confirmed

Public Health officials confirmed the first U.S. case of COVID-19 in a recent traveler returning from South Africa ...

DECEMBER 1, 2021

2 Cases of Omicron Confirm Its Presence in North America

No cases of the new omicron (B.1.1.529) variant of SARS-CoV-2 have been reported yet in the United States, but ...

NOVEMBER 29, 2021

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