"When genetic factors are combined with prenatal cigarette smoke exposure, the ADHD risk... increased 3 to 9 fold."The study was conducted using both male and female twin pairs, aged 7-19 years, to determine if there was in fact a relationship between genetic variations, prenatal smoke exposure, and ADHD.Read more at Elsevier.com.
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Labels: risks, studies, smoking
Posted By: Aspen Education Group







