dec 31, 2019 - China alerts WHO to several cases of "unusual pneumonia" in Wuhan
Description:
On December 31 last year, China alerted WHO to several cases of unusual pneumonia in Wuhan, a port city of 11 million people in the central Hubei province. The virus was unknown.Added to timeline:
Date:
dec 31, 2019
Now
~ 5 years and 9 months ago