29 sett 1994 anni - Polio Eliminated in the US
Descrizione:
On August 20, 1994, the Pan American Health Organization had reported that three years had passed since the last case of wild polio in the Americas. A three-year-old Peruvian boy, Luis Fermín, had the last registered case there.Aggiunto al nastro di tempo:
Data:
29 sett 1994 anni
Adesso
~ 31 years ago