WHO to declare Africa polio-free today August 25, 2020 Polio was endemic around world until vaccine was found in 1950s, though it remained out of reach for many poorer countries from The News International - Health https://ift.tt/3huY8fd Share Get link Facebook X Pinterest Email Other Apps Labels The News International - Health Share Get link Facebook X Pinterest Email Other Apps Comments
Polio was endemic around world until vaccine was found in 1950s, though it remained out of reach for many poorer countries
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