[1] Univ Palermo, Dept Neurosci, RA-1425 Buenos Aires, DF, Argentina
[2] Harvard Univ, Sch Med, Dept Psychiat, Int Consortium Bipolar Disorders Res, Boston, MA 02115 USA
[3] Harvard Univ, Sch Med, Neurosci Program, Boston, MA 02115 USA
[4] Massachusetts Gen Hosp, McLean Div, Belmont, MA USA
[5] Lucio Bini Mood Disorder Ctr, Cagliari, Sardinia, Italy
[6] Univ Roma La Sapienza, Sch Med 2, St Andrea Hosp, Dept Neurosci,Unit Psychiat, Rome, Italy
[7] Suore Hosp Sacred Heart Jesus, Dept Neuropsychiat, Viterbo, Italy
[8] Semmelweis Univ, Dept Clin & Theoret Mental Hlth, Kutvolgyi Clin Ctr, Budapest, Hungary
[9] Semmelweis Univ, Dept Pharmacol & Pharmacotherapy, Budapest, Hungary