The Omicron variant is forecasted to infect more than half of all Europeans in the next six to eight weeks, a World Health Organization official said as he urged nations to strengthen mask rules and warned that the window to act was closing.


원문출처 : https://www.cnn.com/videos/health/2022/01/11/who-europe-director-omicron-covid-infection-population-ctw-vpx.cnn