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dec 30, 1929 - En Japón se prestó atención a la psicología del envejecimiento, centrando los estudios en mediciones antropométricas y en los cambios en la espera mental coincidentes con ella
Added to timeline:
Genesis Rojas
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Genesis Rojas
4 Oct 2018
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Date:
dec 30, 1929
Now
~ 96 years ago
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