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4 jun 1988 ano antes da era comum - Polio in 125 Countries

Descrição:

Polio still exist in 125 countries and paralyzed an estimated 350,000 children; global polio eradication initiative created.

Adicionado na linha do tempo:

new disease

14 dez 2018

1

0

552

Data:

4 jun 1988 ano antes da era comum

Agora

~ 4016 years ago

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