Experts worried: How many people in China are free of virus-carrying symptoms?
Experts worried: How many people in China are free of virus-carrying symptoms? The existence of a significant but unknown number of asymptomatic coronavirus carriers in China has raised public concern that people may still transmit the virus because they do not know they have been infected. While the virus is still haunting the world, China …
Read moreExperts worried: How many people in China are free of virus-carrying symptoms?