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Origin of covid-19
The acrimonious debate over the origins of the COVID-19 pandemic flared up again this week with a report from an expert panel concluding that SARS-CoV-2 likely spread naturally in a zoonotic jump from an animal to humans—without help from a lab.
Studies of bats in China and Laos show southeast Asia is a hotspot for potentially dangerous viruses similar to SARS-CoV-2.
