To mask or not to mask - Dr Maria Van Kerkhove, WHO's Technical Lead for COVID-19 and Dr Mike Ryan, WHO's Executive Director for Health Emergencies explain.
Watch the entire live broadcast of 10 January 2023 here:
[ Ссылка ]
![](https://i.ytimg.com/vi/9cwLo9C8mfQ/maxresdefault.jpg)
To mask or not to mask - Dr Maria Van Kerkhove, WHO's Technical Lead for COVID-19 and Dr Mike Ryan, WHO's Executive Director for Health Emergencies explain.
Watch the entire live broadcast of 10 January 2023 here:
[ Ссылка ]