title: Letter: Childhood iron deficiency and impaired attentional development or scholastic performance: Is the evidence sufficient to establish causality?
mesh_terms: D000747:Anemia, Hypochromic; D000818:Animals; D002648:Child; D002652:Child Behavior; D005260:Female; D006801:Humans; D007360:Intelligence; D051381:Rats; D012574:Schools