Lead researcher confronts accusers in public hearing.
Palca
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D002648:Child; D049673:History, 20th Century; D006801:Humans; D007360:Intelligence; D007854:Lead / Q000008:administration & dosage / Q000009:adverse effects*; D007855:Lead Poisoning / Q000503:physiopathology; D015871:Scientific Misconduct; D014481:United States
D007854:Lead