@article{ferraz_2017,  title={Progression of spinocerebellar ataxia type 2. What do we need to know?},  volume={75},  ISSN={0004-282X},  url={https://doi.org/10.1590/0004-282X20170166},  DOI={10.1590/0004-282X20170166},  number={11},  journal={Arquivos de Neuro-Psiquiatria},  publisher={Academia Brasileira de Neurologia - ABNEURO},  author={Ferraz, Henrique Ballalai},  year={2017},  month={Nov},  pages={765–766} }