A second Covid-19 vaccine will soon be shipped out across the country -- a "remarkable scientific achievement," according to one expert, that brings the country one step closer to the end of a brutal pandemic.
원문출처 : https://www.cnn.com/2020/12/19/health/us-coronavirus-saturday/index.html
원문출처 : https://www.cnn.com/2020/12/19/health/us-coronavirus-saturday/index.html