title: [Speech and intelligence performance in relation to social class and family status].
mesh_terms: D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007360:Intelligence; D007804:Language Development; D012306:Risk; D012923:Social Class; D012931:Social Environment
vernacular_title: Sprach- und Intelligenzleistungen gegenüber sozialer Schicht und Familiensituation.