title: Neurobiology of attention deficit disorder with hyperactivity: where have we come in 50 years?
mesh_terms: D001289:Attention Deficit Disorder with Hyperactivity / Q000503:physiopathology*; D001921:Brain / Q000503:physiopathology*; D002648:Child; D006801:Humans; D018377:Neurotransmitter Agents / Q000502:physiology*
chemical_list: D018377:Neurotransmitter Agents