[Hyperkinetic syndrome in children: clinical and neuropsychological study of 814 cases].
D000293:Adolescent; D001289:Attention Deficit Disorder with Hyperactivity / Q000175:diagnosis*; D002648:Child; D002675:Child, Preschool; D004569:Electroencephalography; D005260:Female; D006801:Humans; D008297:Male; D009483:Neuropsychological Tests; D012737:Sex Factors