‘X’ Marks the Spot: Officials Map a Route Out of the Pandemic अगस्त 01, 2021 byप्रगतिवादी मंच एक टिप्पणी भेजें Governments and organizations around the world are using geospatial data and digital mapping tools to guide their vaccination campaigns. source https://www.nytimes.com/2021/08/01/health/coronavirus-vaccination-maps-geospatial.html
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