Health
Nowhere left for Covid to go to mutate into a deadly variant, says Oxford vaccine creator – Telegraph.co.uk
Viruses tend to become less virulent over time as they spread through a population becoming more immune, according to Dame Sarah…
She added: We normally see that viruses become less virulent as they circulate more easily and there is no reason to think we will have a more virulent version of Sars-CoV-2.
We tend to see slow genetic drift of the virus and there will be gradual immunity…
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