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A timeline for COVID-19 can be found here. Also looking at a map of how the COVID-19 travelled the world or the HealthMap one can see how and when various regions were impacted. Also see Coronavirus Disease (COVID-19) – Statistics and Research and COVID-19 Coronavirus - Update for detailed statistics. For the raw data you can get up-to-date raw data on the coronavirus from Johns Hopkins from their GitHub site: https://github.com/CSSEGISandData/COVID-19. They have daily summaries and time series data, both available as CSV files. You just have to browse around a bit to find what you want. For scientific modeling of the COVAD-19's impacts see the Imperial College London reports on the Impact of non-pharmaceutical interventions (NPIs) to reduce COVID19 mortality and healthcare demand and Estimating the number of infections and the impact of non-pharmaceutical interventions on COVID-19 in 11 European countries
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