• UK warns all vacations could be canceled for 2021
• Video shows the harrowing reality for ambulances in Portugal as Covid cases soar
원문출처 : https://www.cnn.com/2021/02/10/health/who-covid-global-cases-decline-intl/index.html
원문출처 : https://www.cnn.com/2021/02/10/health/who-covid-global-cases-decline-intl/index.html