The Relationship of Children’s Intelligence Quotient and Blood Lead and Zinc Levels: a Meta-analysis and System Review

The purpose of this study was to analyze the existing studies and to investigate the relationship between children’s full-scale intelligence quotient (FIQ), verbal IQ (VIQ), and performance IQ (PIQ) and their blood lead (Pb) and zinc (Zn) levels. All documents in Chinese and English were collected from the PubMed, Web of Science, and Chinese National… CONTINUE READING