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26 ottob 1950 anni - National Institutes of Health Discoveries

Descrizione:

Penecillin, Streptomycin
vaccines(1955)
increased average lifespan

Aggiunto al nastro di tempo:

New timeline

ByChristine Zhu
29 mar 2019
0
0
244

Data:

26 ottob 1950 anni
Adesso
~ 74 years ago
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