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A comment on Lead exposure in last century shrunk IQ scores of half of Americans: study. Parent comment

Re:Lead exposure in last century shrunk IQ scores of half of... by Tenoke on Tuesday March 08, 2022 @12:59PM (#30603218)
I hadn't seen the meta-analysis, thanks. 2=3 IQ points drop is pretty significant and enough to be worth consideration but it's not too worrisome.
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