Drug makers and research centres around the world are in a frenzied race to develop Covid-19 vaccines. One of the teams has announced its drug is 90 percent effective, raising hopes of an end to the worst pandemic in a century. Semir Sejfovic has the details on this promising development.
#coronavirusvaccine #pfizer #pfizervaccine
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#coronavirusvaccine #pfizer #pfizervaccine
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- Biontech Vaccine, Pfizer Vaccine, Vaccine Latest
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