1 agos 1952 año - Widespread Polio
Descripción:
a devastating disease that infected as many as 60,000 children in 1952 alone. That year, more than 3,000 died and thousands more were left paralyzed ("How Mandatory Vaccination Fueled the Anti-Vaxxer Movement")Añadido al timeline:
fecha:
1 agos 1952 año
Ahora mismo
~ 71 years ago
