%0 Journal Article %T Evaluation of Cognitive Functions in Parkinson’s Patients without Dementia with Auditory Event Related Potential (P300) %A Sarikaya, S. %A Yoldas, T.K. %A Yavasoglu, N.G. %J Dusunen Adam Journal of Psychiatry and Neurological Sciences %D 2014 %V 27 %P 132-137 %R 10.5350/DAJPN2014270205