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jan 1, 1931 - Se crea el Servicio de Sanidad de los Estados y se promulgó la Ley Federal del Trabajo que fue un avance importante en la protección del trabajador
Added to timeline:
Historia salud publica
By
Tamabu
18 Sep 2020
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0
500
Date:
jan 1, 1931
Now
~ 94 years ago
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