29
/es/
es
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
April 1, 2024
3592872
325067
1
Crear
Public Timelines
Biblioteca
FAQ
For education
Cabinet
For educational institutions
For teachers
For students/pupils
5 mayo 2014 año - The World Health Organization identifies the spread of poliomyelitis in at least 10 countries as a major worldwide health emergency.[23]
Añadido al timeline:
10 dic 2019
0
0
625
2010s
fecha:
5 mayo 2014 año
Ahora mismo
~ 10 years ago