TY - JOUR T1 - Electroencephalographic findings in patients with major depressive disorder during cognitive or emotional tasks: a systematic review JO - Brazilian Journal of Psychiatry A1 - de Freitas, Sabrina B. A1 - Marques, Alessandra A. A1 - Bevilaqua, Mário C. A1 - de Carvalho, Marcele Regine A1 - Ribeiro, Pedro A1 - Palmer, Stephen A1 - Nardi, Antonio E. A1 - Dias, Gisele P. SN - 1516-4446 UL - 10.1590/1516-4446-2015-1834 VL - 38 Y1 - 2016 PB - Brasil ER -