33
/pt/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 1, 2025
1925876
147442
2
Public Timelines
FAQ Receber premium

1 dez 1968 ano - Hong Kong Flu

Descrição:

1968-1969. The Hong Kong flu was found to have a new haemagglutinin, H3. It may have infected about a quarter of the world population, the final death toll being around half to one million.

Adicionado na linha do tempo:

Data:

1 dez 1968 ano
Agora
~ 56 years ago