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Assignment Asia: Will herd immunity get rid of COVID-19?
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Herd immunity is a buzzword right now. Many countries, including China, are hoping to vaccinate at least 80 percent of their population to achieve herd immunity. When that happens, does that mean COVID-19 will be gone? Gao Fu, the head of the Chinese CDC, explains. For the rest of the story watch "The Great Vaccination of China", which debuts on May 22 on CGTN.

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