As communities across the country prepare for a return to school, many are still deciding how much time and how many resources to devote to routine Covid-19 testing of students and staff -- and what that might look like.
원문출처 : https://www.cnn.com/2021/07/26/health/covid-19-testing-in-schools-debate-wellness/index.html
원문출처 : https://www.cnn.com/2021/07/26/health/covid-19-testing-in-schools-debate-wellness/index.html