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对吉林省梅河口市 (县 ) 315名儿童发中铁、锌、铜含量与智商关系调查发现除铁外 ,锌、铜含量与智商呈明显的正相关关系 ;不同幼儿园智商水平有差异。提示微量元素Zn、Cu水平影响儿童智力水平。
A survey of the relationship between iron, zinc, copper and IQ in 315 children in Meihekou (county), Jilin Province found that the contents of zinc and copper were positively correlated with IQ, except for iron. There were differences in IQ among different kindergartens. Prompted the trace elements Zn, Cu levels affect children’s intelligence.