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6 agos 1950 anni - Polio outbreak
Descrizione:
first one was in vermont
illness of patients who died from this disease
before the vaccine was available 15000 cases of paralysis
Aggiunto al nastro di tempo:
new disease
By
Tassya
14 dic 2018
1
0
405
Data:
6 agos 1950 anni
Adesso
~ 73 years ago
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