POL socmedia - outbreak identification

32283286 2020. Google searches for the keywords of "wash hands" predict the speed of national spread of COVID-19 outbreak among 21 countries.
32360605 2020. The COVID-19 outbreak and Google searches: Is it really the time to worry about global mental health?
32360607 2020. Google Trends provides a tool to monitor population concerns and information needs during COVID-19 pandemic.
32401211 2020. Correlations of Online Search Engine Trends With Coronavirus Disease (COVID-19) Incidence: Infodemiology Study.