@article{souza_oliveira_foss_tumas_2016,  title={Cluster analysis of cognitive performance in a sample of patients with Parkinson's disease},  volume={10},  ISSN={1980-5764},  url={https://doi.org/10.1590/S1980-5764-2016DN1004010},  DOI={10.1590/S1980-5764-2016DN1004010},  number={4},  journal={Dementia & Neuropsychologia},  publisher={Academia Brasileira de Neurologia, Departamento de Neurologia Cognitiva e Envelhecimento},  author={Souza, Carolina Pinto and Oliveira, Guiomar Nascimento and Foss, Maria Paula and Tumas, Vitor},  year={2016},  month={Oct},  pages={315–319} }