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jan 14, 1894 - Polio

Description:

It has a low fatality rate and about 70% of people will have polio but do not pose any symptoms. The vaccines were created by Sabin and Salk, Sabin made the OPV - or oral polio vaccine and Salk made the IPV vaccine.
Symptoms: Paralysis and Death :(

Added to timeline:

Date:

jan 14, 1894
Now
~ 131 years ago