Volunteers test COVID-19 vaccine
Updated:2020-03-25 10:06:29 China Daily
Vials contain the recombinant novel coronavirus (COVID-19) vaccine being tested in Wuhan, Central China's Hubei province, on March 24, 2020. [Photo by Zhu Xingxin/chinadaily.com.cn]
Editor: John Li
Keywords: Volunteers vaccine