@article{godeiro-junior_felício_aguiar_borges_silva_ferraz_2009,  title={Retrocollis, anterocollis or head tremor may predict the spreading of dystonic movements in primary cervical dystonia},  volume={67},  ISSN={0004-282X},  url={https://doi.org/10.1590/S0004-282X2009000300006},  DOI={10.1590/S0004-282X2009000300006},  number={2b},  journal={Arquivos de Neuro-Psiquiatria},  publisher={Academia Brasileira de Neurologia - ABNEURO},  author={Godeiro-Junior, Clecio and Felício, Andre Carvalho and Aguiar, Patrícia Maria de Carvalho and Borges, Vanderci and Silva, Sonia Maria Azevedo and Ferraz, Henrique Ballalai},  year={2009},  month={Jun},  pages={402–406} }