title: [Intelligence quotient and age of menarche in school girls of the northern area of Santiago].
mesh_terms: D000293:Adolescent; D002648:Child; D002657:Child Development; D002677:Chile; D005260:Female; D006801:Humans; D007361:Intelligence Tests; D008137:Longitudinal Studies; D008572:Menarche; D011502:Protein-Energy Malnutrition / Q000150:complications
vernacular_title: Coeficiente intelectual y edad de menarquia en niña escolares del area norte de Santiago.