7. How long do you expect the COVID-19 outbreak to last?

Within 1 month (1)  2–3 months (2)  3 months or more (3)

Part Three: Effect of public policy 8. When did your local government take epidemic control measures? Around 9 January 2020 (Wuhan reported its first death from pneumonia of unknown cause) (1) Around 19 January 2020 (Important Directive from the Centre on COVID-19) (2) Around 20 January 2020 (Academician Zhong Nanshan confirmed “person-to-person transmission”) (3) Around 23 January 2020 (Wuhan closed the traffic in and out of the city) (4) 24 January 2020 and after (Chinese New Year’s Eve and after) (5)