Comorbidity in ADHD children: Coexisting conduct disorder but not tic disorder accompanaied by brain electicyal deficit in an auditiory selective attention task. - Rothenberger ,A,.; Banaschewski ,T,.; Heinrich ,H,.; Moll ,G.H,.; Schmidt ,M.H,.; van't Klooster ,B.. (European Archives of Psychiatry and Clinical Neuroscience, 2000)