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9 janv. 1952 - Polio

Description:

Jonas Salk develops first Polio Vaccine which is an inactive version of Polio and is administered via injection by trained health professionals, but is expensive.

Ajouté au bande de temps:

Diseases and Discoveries Related That Have Impacted Recorded Human History

ByTommy Chhoeum
14 déc. 2018
1
0
926

Date:

9 janv. 1952
Maintenaint
~ Il y a 73 ans
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