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New COVID variant B.1.640 not a threat yet: WHO
Jan 07, 2022, at 11:43 pm
Geneva/UNI/Xinhua: The new COVID variant called B.1.640 being monitored by the World Health Organization (WHO) is not "circulating widely at the moment" and has so far been identified in less than one percent of the samples sequenced in France, WHO experts said here on Thursday.
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New COVID variant B.1.640 not a threat yet: WHO
Fri, Jan 07 2022