Coronavirus latest: Mutation cuts Pfizer vaccine protection to one-third, study shows: Coronaviruses with mutations from the variant first identified in South Africa lower the immune protection offered by one of the most widely used Covid-19 vaccines, a study reported on Tuesday has …
Source: “South Africa” – BingNews
South Africa and Brazil: Read all the latest news, breaking stories, top headlines, opinion, pictures and videos about South Africa and Brazil from Nigeria and the world on today.ng …
Source: “South Africa” – BingNews
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