One of the most important things that countries need to be doing to help understand and stop the spread of COVID-19 is testing. Here we explain why testing is important, what it involves, and how many tests countries are doing based on available data from official sources.
**One of the most important things that countries need to be doing to help understand and stop the spread of COVID-19 is testing. Here we explain why testing is important, what it involves, and how many tests countries are doing based on available data from official sources.**
https://ourworldindata.org/covid-testing
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