A return to in-person learning has led to thousands of students having to quarantine across the US, with Covid-19 cases among children surging to levels not seen since winter. With the increased threat, the US Surgeon General is urging parents and officials to take measures that reduce the risk of a child's environment.


원문출처 : https://www.cnn.com/2021/08/27/health/us-coronavirus-friday/index.html