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With impressive accuracy, dogs can sniff out coronavirus

Many long for a return to a post-pandemic “normal,” which, for some, may entail concerts, travel, and large gatherings. But how to keep safe amid these potential public health risks? One possibility, according to a new study led by the UPenn School of Veterinary Medicine, is dogs. A proof-of-concept investigation published today in the journal PLOS ONE suggests that specially trained detection dogs can sniff out COVID-19-positive samples with 96% accuracy.