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China COVID-19 Vaccines Efficacy Inadequate? Hot Debate, Variant Worries Swirl

Mixing Vaccines And Newer Candidates To Help?

Executive Summary

China's regulators and spin doctors rush to remedy a comment from the nation’s top infectious disease official about the “not high” protection rate for its COVID-19 vaccines, amid debate over speedy development using mature technologies and doubts over protection in seniors. A slow roll-out is already presenting challenges to meeting an official 40% target.

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