title: Pathophysiology of ADDH.
mesh_terms: D001289:Attention Deficit Disorder with Hyperactivity / Q000503:physiopathology*; D002648:Child; D006719:Homovanillic Acid / Q000032:analysis*; D006801:Humans; D008297:Male; D018377:Neurotransmitter Agents / Q000502:physiology*
chemical_list: D018377:Neurotransmitter Agents; D006719:Homovanillic Acid