@article{silberman_rodrigues_engelhardt_laks_2013,  title={The impact of depression on survival of Parkinson's disease patients: a five-year study},  volume={62},  ISSN={0047-2085},  url={https://doi.org/10.1590/S0047-20852013000100002},  DOI={10.1590/S0047-20852013000100002},  number={1},  journal={Jornal Brasileiro de Psiquiatria},  publisher={Instituto de Psiquiatria da Universidade Federal do Rio de Janeiro},  author={Silberman, Cláudia Débora and Rodrigues, Cláudia Soares and Engelhardt, Eliasz and Laks, Jerson},  year={2013},  pages={8–12} }