The Wuhan coronavirus has infected close to 8,000 people, resulting in over 170 deaths. How is this outbreak different from SARS? Will it be an international emergency? How effective are masks in the fight against the virus?
 
Jaime Ho speaks to Prof Leo Yee-Sin of the National Infectious Diseases Centre, Dr Ying-Ru Jacqueline Lo, WHO Representative to Malaysia, Brunei and Singapore, and Prof Dale Fisher of NUH and the WHO Global Outbreak Alert and Response Network.

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