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30 dic 1928 año - LA PENICILINA:

Descripción:

Alexander Fleming.

Tratar infecciones provocadas por bacterias.

Añadido al timeline:

los 3 inventos mas buenos

ByPepita Perez
18 oct 2018

fecha:

30 dic 1928 año
Ahora mismo
~ 95 years ago

Fotos:

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