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anestesia (20h 28min, jan 1, 1842 y – 17h 7min, jan 1, 1846 y)

Description:

varios científicos descubren que siertas sustancias quimicas pueden utilizadas como anestesicos

Added to timeline:

mariana lopez giraldo

ByOctavo
28 Sep 2018
0
0
818

Date:

20h 28min, jan 1, 1842 y
17h 7min, jan 1, 1846 y
~ 4 years
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