Some 40 pct of Virus Patients Asymptomatic

SEOUL, Sept. 9 (Korea Bizwire) — South Korea’s health authorities said Wednesday that up to 40 percent of coronavirus patients were symptom-free, indicating that people can contract the virus unwittingly and the country’s virus fight may be tougher than expected. Asymptomatic, “silent” virus spreaders have been one of the key challenges for health authorities in [...]