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1 janv. 1907 - Открытие 4 группы крови

Description:

Врач Ян Янский открыл 4-ю группу крови.

Ajouté au bande de temps:

История профессии

ByHelena Grishkina

2 déc. 2018

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618

Date:

1 janv. 1907

Maintenaint

~ Il y a 118 ans

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