Mongoloid and non-mongoloid retardates: a behavioral comparison.
D000223:Adaptation, Psychological; D000293:Adolescent; D000328:Adult; D000374:Aggression; D001519:Behavior; D004314:Down Syndrome; D006801:Humans; D008607:Intellectual Disability; D011581:Psychological Tests; D012725:Sexual Behavior; D012919:Social Behavior