[1] Univ Fed Rio Grande do Sul, Bipolar Disorder Program, BR-90035903 Porto Alegre, RS, Brazil
[2] Univ Fed Rio Grande do Sul, Mol Psychiat Unit, Hosp Clin Porto Alegre, BR-90035903 Porto Alegre, RS, Brazil
[3] Univ Fed Minas Gerais, Lab Immunopharmacol, Inst Biol Sci, Belo Horizonte, MG, Brazil
[4] Univ Fed Minas Gerais, Neuropsychiat Branch, Neurol Unit, Univ Hosp, Belo Horizonte, MG, Brazil