> it's not clear that the virus exhibits asymptomatic transmission. https://english.kyodonews.net/news/2020/02/255501851d48-half-of-secondary-virus-infections-

> it's not clear that the virus exhibits asymptomatic transmission. https://english.kyodonews.net/news/2020/02/255501851d48-half-of-secondary-virus-infections-occur-in-incubation-period-study.html https://english.kyodonews.net/news/2020/02/255501851d48-half... > At least one of every two instances of human-to-human transmission of the new coronavirus is believed to occur while the first patient is not yet showing symptoms, according to an estimate by a group of Japanese university researchers. > Based on its determination, the team, headed by Hokkaido University professor Hiroshi Nishiura, has called for preventive measures as well as reinforcing the medical care system against a potential sharp rise in coronavirus patients, rather than focusing exclusively on isolation as a way to contain the disease.