Latest video updates regardingnews uk,ed woodward,marilyn monroe,fashion uk. Watch this “Covid: When might we achieve herd immunity? 🙅♀️🤔 BBC” video below:
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First broadcast 8th March 2021.
Dr Guddi Singh envisages a time when we might be free of coronavirus, using a formula to derive the herd immunity threshold from the reproduction number and vaccine efficacy.
Horizon | Coronavirus Special -…..(read more)