China coronavirus 'spreads before symptoms show'. A new coronavirus that has spread to almost 2,000 people is infectious in its incubation period - before symptoms show - making it harder to contain, Chinese officials say.

China coronavirus 'spreads before symptoms show'. A new coronavirus that has spread to almost 2,000 people is infectious in its incubation period - before symptoms show - making it harder to contain, Chinese officials say.: https://ift.tt/37tcoAb Read more... https://ift.tt/38GSvpy