[1] Univ Fed Ceara, Dept Med Clin, Fortaleza, Ceara, Brazil
[2] Deakin Univ, Sch Med, IMPACT Strateg Res Ctr, Geelong, Vic, Australia
[3] Barwon Hlth, Geelong, Vic, Australia
[4] Univ Texas Hlth Sci Ctr Houston, Dept Psychiat & Behav Sci, McGovern Med Sch, Ctr Excellence Mood Disorders, Houston, TX 77030 USA
[5] Copenhagen Univ Hosp, Rigshosp, Psychiat Ctr Copenhagen, Copenhagen, Denmark
[6] Goethe Univ Frankfurt, Dept Psychiat Psychosomat Med & Psychotherapy, Lab Neuroimaging, Frankfurt, Germany
[7] Univ Sao Paulo, Dept & Inst Psychiat, SIN, Sao Paulo, Brazil
[8] NIMH, Expt Therapeut & Pathophysiol Branch, NIH, Bethesda, MD 20892 USA
[9] Hosp Clin Barcelona, IDIBAPS, CIBERSAM, Bipolar Disorders Program, Barcelona, Spain