33
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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 1, 2025
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26 marzo 1953 anni - Polio
Descrizione:
Dr. Jonas Salk tells the public that he's come up with a vaccination for Polio. In April of 1955 it was said that his vaccination for it was effective and safe.
Aggiunto al nastro di tempo:
Historical events
By
Hailey Wessel
14 dic 2017
0
0
448
Data:
26 marzo 1953 anni
Adesso
~ 72 years ago
Immagini:
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