As 'stealth omicron' advances, scientists are learning more

By Associated Press

Feb 25, 2022 8:13 am

THE coronavirus mutant widely known as 'stealth omicron' is now causing more than a third of new omicron cases around the world, but scientists still don't know how it could affect the future of the pandemic.

Researchers are slowly revealing clues about the strain, a descendant of omicron known as BA.2, while warily watching it become ever more prevalent.

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