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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 30, 2025
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2 jan 1962 ano - 1962 First Oral Vaccine for Polio
Adicionado na linha do tempo:
Vaccine First Invention History
By
Eria
19 out 2018
0
0
327
Data:
2 jan 1962 ano
Agora
~ 63 years ago
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