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.According to the estimate based on 26 human-to-hum…READ FULL ARTICLE