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List of countries and dependencies by population - Wikipedia
IQ, explained in 9 charts - Vox
30 Smartest Countries With the Highest Average IQ in the World in 2017 - Insider Monkey
Race and intelligence (test data), Psychology Wiki
Why are liberals and social justice types hostile to the concept of IQ? : r/stupidpol
IQ and the Wealth of Nations - Wikipedia
39 Schizophrenia Statistics & Facts (Prevalence)
What gender differences are found in IQ testing and why? - Quora
IQ, explained in 9 charts - Vox
What is the average IQ score?