title: The socialization of 2-yr old boys: ecological findings.
mesh_terms: D000339:Affect; D002652:Child Behavior; D002668:Child Rearing; D002675:Child, Preschool; D003142:Communication; D003299:Cooperative Behavior; D004522:Educational Status; D005260:Female; D006801:Humans; D007360:Intelligence; D008297:Male; D008425:Maternal Behavior; D010287:Parent-Child Relations; D010332:Paternal Behavior; D010988:Play and Playthings; D011247:Pregnancy; D012923:Social Class; D012951:Socialization; D014427:Twins; D014705:Verbal Behavior