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zbc - 20 days ago

Sinovac vaccine has 50.7% in Brazil tests, but what does it really mean?

THE Sinovac vaccine showed an efficacy rate of 50.7% in a test study in Brazil, according to media reports. The report has raised interest in Zimbabwe, where Sinovac is one The post Sinovac vaccine has 50.7% in Brazil tests, but what does it really mean? appeared first on ZBC NEWS.


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