Researchers in Switzerland have launched a training trial to see if sniffer dogs can find out people infected with Coronavirus (COVID-19). Three dogs are being trained by researchers from Geneva University Hospitals (HUG) for four weeks by exposing them to samples of sick and healthy people, after which the dogs will go through a sweat-sniffing test to see if they can identify infected individuals, said the hospitals in an online statement. If successful, “the use of dogs for screening for COVID-19 could be considered in Switzerland,” said the statement. The study, as...