There's a Herculean effort to ensure that the most vulnerable get inoculated across the US.
원문출처 : https://www.cnn.com/2021/10/12/us/project-finish-line-fights-vaccine-hesitancy/index.html
원문출처 : https://www.cnn.com/2021/10/12/us/project-finish-line-fights-vaccine-hesitancy/index.html