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HomeGeneral NewsCOVID booster shot showed high efficacy in large study

COVID booster shot showed high efficacy in large study

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Berlin: A booster dose of the COVID-19 vaccine developed by Pfizer and German partner BioNTech restored efficacy to 95.6 per cent against the virus, including the Delta variant, data released by the companies from a large study shows.

The companies said in a press release that the trial, which…



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