AU - Abd El-Shakoor, Khaled AU - Kamal, Tarek Mostafa AU - Zaky, Eman Ahmed AU - El Gebaly, Howida Hosny OP - pp. 23-26 T1 - A study of the role of methylenetetrahydrofolate reductase (MTHFR) gene polymorphism in children with attention deficit hyperactivity disorder [Article] UL - https://jsc.journals.ekb.eg/article_33634_6f71af5eb912d0180ad13cc743a25c61.pdf Full text (PDF) 1 http://search.shamaa.org/fulltext.gif