title: The power of gender. Boys will be boys.
authors.forename: M
authors.initials: M
authors.lastname: Szegedy-Maszak
mesh_terms: D002652:Child Behavior / Q000523:psychology*; D002675:Child, Preschool; D005260:Female; D005783:Gender Identity; D006801:Humans; D008297:Male; D010988:Play and Playthings / Q000523:psychology*