title: Sex differences and IQ.
authors.affiliation: Department of Experimental Psychology, University of Cambridge.
authors.forename: N J
authors.initials: NJ
authors.lastname: Mackintosh
mesh_terms: D005260:Female; D006801:Humans; D007360:Intelligence / Q000502:physiology*; D007361:Intelligence Tests; D008297:Male; D011340:Problem Solving; D012737:Sex Factors; D013028:Space Perception