Environmental correlates of mental growth: prediction from the family setting at 21 months.
D000293:Adolescent; D000328:Adult; D001290:Attitude; D001824:Body Constitution; D002648:Child; D002657:Child Development; D002668:Child Rearing; D002675:Child, Preschool; D003220:Conflict, Psychological; D004777:Environment; D005260:Female; D006801:Humans; D007223:Infant; D007361:Intelligence Tests; D008297:Male; D010287:Parent-Child Relations; D012737:Sex Factors; D012925:Social Conformity; D012959:Socioeconomic Factors