Psychological development of the severely subnormal after 16 years of age.
D000293:Adolescent; D000328:Adult; D002657:Child Development; D004495:Education of Persons with Intellectual Disabilities; D004739:England; D005260:Female; D006801:Humans; D007360:Intelligence; D007361:Intelligence Tests; D008297:Male; D012574:Schools; D012951:Socialization