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В 1937 г В. Демихов кустарно изготавливает первый образец имплантируемого сердца (20 ene 1937 año – 17 sept 1950 año)

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гнщшш

17 nov 2017

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fecha:

20 ene 1937 año

17 sept 1950 año

~ 13 years

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