Table 1.

Policy document analysis on COVID-19.

Reference	Country	Policy	Research question	Method
(Chinazzi et al., 2020)	China	Travel restrictions in Wuhan	The impact of travel limitations on the national and international spread of the epidemic	Quantitative analysis
(Duczmal et al., 2020)	Brazil	Social distancing health policy	The impact of different strategies of social distancing	Quantitative analysis
(Yang et al., 2020)	China	The policy of national multidisciplinary healthcare assistance	Whether the policy is effective and sustainable to contain the COVID-19	Quantitative analysis
(Zhao et al., 2020)	China	Infection prevention and control (IPC) policies in Shanghai	Assess the impact of IPC policies	Quantitative analysis
(Yan & Zhao, 2020)	China	China's early policy in response to COVID-19	Describes the administrative mechanism of joint participation and cooperation during the early stages of the COVID-19 outbreak	Qualitative analysis
(Fantini et al., 2020)	Italy	The policy of school's closure and a total lockdown	Discuss whether school closure policies should be restored	Qualitative analysis
(Evenett, 2020)	Multiple countries	The trade policy response to COVID-19	Characterize and assess current trade policy stance towards the imported goods used by hospitals and front-line medical professionals to tackle COVID-19	Qualitative analysis
(Sowby, 2020)	America	The policy about water sector	Review the changes in the water supply and wastewater treatment policies of the professional association in response to COVID-19 in America	Qualitative analysis