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1 jul 1955 ano - Polio Vaccine

Descrição:

Dr. Albert Sabin's vaccine help put an end to the pandemic that crippled thousands of children. U.S. citizens are recommended 4 polio vaccines throughout their lifetime.

Adicionado na linha do tempo:

1950's

ByCody Murdock
19 mai 2021
1
0
203

Data:

1 jul 1955 ano
Agora
~ 70 years ago
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