title: The relative rate of maturation and its psychological effect.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D005260:Female; D006040:Goals; D006801:Humans; D007360:Intelligence; D008137:Longitudinal Studies; D008297:Male; D010379:Peer Group; D012741:Sexual Maturation; D012917:Social Adjustment