15 févr. 1957 - Asian Flu: 1957-58
Description:
It originated in Hong Kong; a strain of influenza presenting as H2N2 (meaning it's hemagglutinin was type 2 and it's neraminidase was type 2) it ultimately spread across the world and infected one third of the population.Ajouté au bande de temps:
Date:
15 févr. 1957
Maintenaint
~ Il y a 68 ans