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Chilean minister: Sinovac vaccine efficacy data encouraging

People wait to receive the Sinovac COVID-19 vaccine at a vaccination center in Santiago, Chile, March 30, 2021. /CFP The newly-released data on the protective effects of China's Sinovac COVID

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Chilean minister: Sinovac vaccine efficacy data encouraging

People wait to receive the Sinovac COVID-19 vaccine at a vaccination center in Santiago, Chile, March 30, 2021. /CFP The newly-released data on the protective effects of China's Sinovac COVID