The COVID-19 pandemic has affected nearly all areas of the world.
Any country that fights against the virus alone may take a very long time to slow it down.
Dr. Qiao suggests how to stop the number from growing in the U.S. and the rest of the world.
On-camera reporter: Qiao Liang
Script writer: Qiao Liang
Video editor: Du Chan
Filmed by Cui Rui
Chief editor: Wang Xin
Producer: Wen Yaru
Director: Zhang Shilei
Supervisor: Fan Yun
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