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1 Dez 1968 Jahr - Hong Kong Flu

Beschreibung:

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.

Zugefügt zum Band der Zeit:

Datum:

1 Dez 1968 Jahr
Jetzt
~ 56 years ago