13 Μαρ World report on disability
About 15% of the world’s population lives with some form of disability, of whom 2-4% experience significant difficulties in functioning. The global disability prevalence is higher than previous WHO estimates, which date from the 1970s and suggested a figure of around 10%.
Read the full article from here:
http://www.who.int/disabilities/world_report/2011/report/en/
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