New coronavirus variant: Why is it causing concern?

New coronavirus variant: Why is it causing concern?


The UK was the first country to approve the use of the Pfizer/BioNTech vaccine. However, experts have raised concerns as a new variant of coronavirus has been reported in the country.  Various nations have imposed travel bans on the UK as the new variant is rapidly spreading. The government’s advisers on new infections have “moderate” […]

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