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31 Dez 1923 Jahr - En Europa con excepción de Inglaterra, los conocimientos psicológicos relativos al proceso de envejecimiento en este período proceden de psiquiatras e investigaciones aisladas en Alemania.

Zugefügt zum Band der Zeit:

Genesis Rojas

ByGenesis Rojas
4 Okt 2018

Datum:

31 Dez 1923 Jahr
Jetzt
~ 100 years ago
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