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10 h 14 m, 6 jun 1948 ano - Tos ferina: vacuna combinada con las del tétanos y la difteria

Descrição:

La primea vacuna DTP (difteria, tétanos y tos ferina) combinada estuvo disponible en Estados Unidos.

Adicionado na linha do tempo:

EV3 MARTÍNEZ barranco sismai zabdiel

15 nov 2017

0

0

425

Data:

10 h 14 m, 6 jun 1948 ano

Agora

~ 77 years ago

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