Brazilian researchers say the CoronaVac vaccine has a general efficacy rate of about 50 per cent. Photo: EPA-EFE
China coronavirus vaccine
Coronavirus: Chinese media champion Sinovac’s vaccine but not everybody is convinced
- News reports focus on company’s line of ‘100 per cent’ effectiveness in preventing severe cases
- But medical professionals say they will take a closer look at the results before making a decision
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China coronavirus vaccine
Brazilian researchers say the CoronaVac vaccine has a general efficacy rate of about 50 per cent. Photo: EPA-EFE