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    Lanzhou launches nucleic acid testing in Chengguan District (2)

    (Xinhua) 09:08, October 20, 2021

    Medical workers work at a nucleic acid testing site in Chengguan District of Lanzhou, northwest China's Gansu Province, Oct. 19, 2021. Lanzhou launched nucleic acid testing on Tuesday for residents living or working near medium-risk areas in Chengguan District. (Xinhua/Chen Bin)


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    (Web editor: Xia Peiyao, Liang Jun)

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