This is Kössi. Kössi can sniff out COVID-19 from a lower amount of virus than the commonly used PCR tests. Kössi now works at the Helsinki-Vantaa Airport in a pilot project. #HelsinkiHealth #COVID19 #CovidDogs #health @hielmb @LifeSciHelsinki https://t.co/vg8sHPwlUa

— University of Helsinki (@helsinkiuni) September 24, 2020 12:56