31 dic 2019 anni - China alerts WHO to several cases of "unusual pneumonia" in Wuhan
Descrizione:
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.Aggiunto al nastro di tempo:
Data:
31 dic 2019 anni
Adesso
~ 5 years and 10 months ago