title: Does head injury cause ADHD--or vice versa?
mesh_terms: D001289:Attention Deficit Disorder with Hyperactivity / Q000150:complications / Q000453:epidemiology*; D002648:Child; D006259:Craniocerebral Trauma / Q000150:complications / Q000453:epidemiology*; D006801:Humans; D008137:Longitudinal Studies; D006113:United Kingdom / Q000453:epidemiology