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Lead Poisoning and Intelligence: A Search for Cause and Effect in the Scottish Mental Surveys
In 1932 and again in 1947, the Scottish Council for Research in Education conducted the Scottish Mental Surveys. Testing two cohorts, one in 1932 and another in 1947, researchers set out to measure—using the same validated test each time—the intelligence of every Scottish child 11 years of age. The...
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Formato: | Online Artículo Texto |
Lenguaje: | English |
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Hindawi
2019
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Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6875362/ https://www.ncbi.nlm.nih.gov/pubmed/31781256 http://dx.doi.org/10.1155/2019/8980604 |