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GRUPOS SANGUINEOS (apr 1, 1846 BC – oct 6, 1846 BC)

Description:

descubren 4 grupos sanguineos y los clasificasn por grupos

Added to timeline:

hadde serrano

25 Sep 2018

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851

Date:

apr 1, 1846 BC

oct 6, 1846 BC

~ 6 months

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