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The new Covid-19 subvariant NB.1.8.1, detected in the US after a surge in China, is being closely monitored due to its rapid ...
Doctors say there's no reason to believe the new variant will cause any more severe illness than previous mutations of the ...
The travelers with cases linked to the NB.1.8.1 variant have been arriving at airports in California, Washington state, ...
A newly emerging COVID-19 variant, NB.1.8.1, is rapidly gaining ground across Asia and has now made its way into the United ...