President-elect Joe Biden received his first dose of the Pfizer and BioNTech coronavirus vaccine on live television Monday afternoon and reassured Americans of the vaccine's safety.
원문출처 : https://www.cnn.com/2020/12/21/politics/bidens-coronavirus-vaccination/index.html
원문출처 : https://www.cnn.com/2020/12/21/politics/bidens-coronavirus-vaccination/index.html