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anestecia (1 janv. 1842 – 1 janv. 1846)
Description:
varios científicos descubren que ciertas sustancias químicas pueden ser utilizadas como anestesia por lo que es posible realizar la cirugia si dolor.
Ajouté au bande de temps:
JHON EDWARD
By
Octavo
25 sept. 2018
1
0
717
Date:
1 janv. 1842
1 janv. 1846
~ 4 years
Les images:
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