TY - JOUR T1 - Cognitive assessment instruments in Parkinson's disease patients undergoing deep brain stimulation JO - Dementia & Neuropsychologia A1 - Romann, Aline Juliane A1 - Dornelles, Silvia A1 - Maineri, Nicole de Liz A1 - Rieder, Carlos Roberto de Mello A1 - Olchik, Maira Rozenfeld SN - 1980-5764 UL - 10.1590/S1980-57642012DN06010002 VL - 6 Y1 - 2012 PB - Brasil ER -