title: Generalized hyperkinesis: follow-up study from age 7 to 13 years.
authors.forename: I C
authors.initials: IC
authors.lastname: Gillberg
authors.forename: C
authors.initials: C
authors.lastname: Gillberg
mesh_terms: D000124:Achievement; D000293:Adolescent; D001289:Attention Deficit Disorder with Hyperactivity / Q000150:complications / Q000523:psychology*; D002648:Child; D002653:Child Behavior Disorders / Q000150:complications; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D012737:Sex Factors