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12 jan 1955 ano - Científicos de Schering transforman exitosamente la cortisona en prednisona, considerado uno de los avances médicos más importantes del siglo XX.

Adicionado na linha do tempo:

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Byjose marinez
1 fev 2018

Data:

12 jan 1955 ano
Agora
~ 69 years ago

Imagens:

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