Interview with CanSinoBIO's CEO: acquire to know China's foremost single-dose vaccine

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China’s foremost Ad5-nCoV COVID-19 vaccine, produced by CanSino Biologics Inc., was rolled out on February 25. It is the only single-dose COVID-19 vaccine given conditional approval for rollout in China. But what is an Ad5-nCoV vaccine? What’s the difference between the single-dose vaccine and the double-dose vaccines? And will those vaccinated be immune to mutated strains of the virus?

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