Happy Birthday, Omicron – The New York Times

December 3, 2022

QT:{{”
But rather than a single lineage, it has exploded into hundreds, each with resistance to our immune defenses and its own alphanumeric name, like XBB, BQ.1.1 and CH.1.
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https://www.nytimes.com/2022/11/26/science/omicron-birthday-variant-evolution.html