
An update on the fight against polio:
In the early 1980s more than 350,000 people suffered from paralytic polio cases every year.In the last 12 months there were 159 cases of polio globally (https://t.co/Te6piKEB2x)
[More research you find in our entry https://t.co/9pIYsh0vUD] pic.twitter.com/6JF1yBPiUc— Max Roser (@MaxCRoser) July 10, 2019
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