title: Some possible neurological substrates in Attention Deficit Disorders.
mesh_terms: D001288:Attention / Q000502:physiology; D001289:Attention Deficit Disorder with Hyperactivity / Q000503:physiopathology*; D001921:Brain / Q000503:physiopathology*; D002648:Child; D006624:Hippocampus / Q000503:physiopathology; D006801:Humans; D018377:Neurotransmitter Agents / Q000378:metabolism
chemical_list: D018377:Neurotransmitter Agents