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Pfizer says COVID-19 booster shot showed high efficacy in large study – Sydney Morning Herald
A booster dose of the COVID-19 vaccine restored efficacy to 95.6 per cent against the virus, including the Delta variant, data…
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…
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