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AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
April 1, 2024
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197516
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The polio endgame (1 jun 1988 año – 1 jun 2017 año)
Descripción:
Since 1988 when the WHO resolved to eradicate polio, it shrunk dramatically. Last year cases only reported 22 new cases.
Añadido al timeline:
14 dic 2018
1
0
398
new disease
fecha:
1 jun 1988 año
1 jun 2017 año
~ 29 years