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Dogs Can Sniff Out Coronavirus Infections, German Study Shows

A trainer works with a dog at a training school in Santiago, Chile on July 17. 

A trainer works with a dog at a training school in Santiago, Chile on July 17. 

Photographer: Marcelo Hernandez/Getty Images
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Dogs with a few days of training are capable of identifying people infected with the coronavirus, according to a study by a German veterinary university.