“The head of China’s Centers for Disease Control admitted that the efficacy of Chinese coronavirus vaccines is ‘not high’ and they may require improvements, marking a rare admission from a government that has staked its international credibility on its doses,” the Washington Post reports.
Politico: “Beijing has distributed hundreds of millions of doses abroad while trying to promote doubt about the effectiveness of the Pfizer-BioNTech vaccine made using the previously experimental messenger RNA, or mRNA, process.”
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