14 janv. 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 :(
Ajouté au bande de temps:
Date:
14 janv. 1894
Maintenaint
~ Il y a 130 ans
