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New vaccines targeting COVID-19 variants debut at 2021 CIFTIS (4)

(Ecns.cn) 13:37, September 07, 2021

Photo shows a second-generation vaccine against coronavirus variants developed by China's Sinopharm at 2021 China International Fair for Trade in Services (CIFTIS), Beijing, Sept. 6, 2021. (Photo: China News Service/Jia Tianyong)


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(Web editor: Zhong Wenxing, Liang Jun)

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