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14 h 33 m, 25 abr 1954 ano - Inicia en EE.UU. una prueba masiva de la vacuna contra la poliomielitis

Adicionado na linha do tempo:

EV3 MARTÍNEZ barranco sismai zabdiel

ByZabdiel
15 nov 2017

Data:

14 h 33 m, 25 abr 1954 ano
Agora
~ 70 years ago
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