Not wearing masks to protect against coronavirus is a ‘big mistake,’ top Chinese scientist says

Chinese scientists at the front of that country’s outbreak of coronavirus disease 2019 (COVID-19) have not been particularly accessible to foreign media. Many have been overwhelmed trying to understand their epidemic and combat it, and responding to media requests, especially from journalists outside of China, has not been a top priority.

Science has tried to interview George Gao, director-general of the Chinese Center for Disease Control and Prevention (CDC), for 2 months. Last week he responded…..more

Report of the WHO-China Joint Mission on Coronavirus Disease 2019 (COVID-19)