01/07/2020 Wednesday, Cloudy It's the 1st day of the H2. Italian whole-town study finds 40% of coronavirus cases had no symptoms Vò, which has a population of nearly 3,200 , was immediately put into quarantine for 14 days after suffering Italy’s first COVID-19 death, on Feb. 21. During that fortnight, researchers tested most of the population for SARS-CoV-2, the coronavirus that causes COVID-19. A analysis of the results, published in the journal Nature on Monday, showed that at the start of quarantine, 2.6% of Vo’s population - or 73 people - were positive. After two weeks, only 29 people were positive. At both times, around 40% of positive cases showed no symptoms . But because all of the coronavirus cases found - whether symptomatic or not - were quarantined, the researchers said, this helped slow the spread of the disease, effectively suppressing it in a few weeks. ============================================================= Testing everyone could be costly and time-...