Officials plan to act quickly after a third vaccine -- from Johnson & Johnson -- is poised to join the fight against the Covid-19 pandemic, with 3.9 million doses expected to be available right away, a health official said Friday.
원문출처 : https://www.cnn.com/2021/02/27/health/us-coronavirus-saturday/index.html
원문출처 : https://www.cnn.com/2021/02/27/health/us-coronavirus-saturday/index.html