@article{borem_stamoulis_ramos_2017,  title={A rare case of pneumorrhachis accompanying spontaneous pneumomediastinum},  volume={50},  ISSN={0100-3984},  url={https://doi.org/10.1590/0100-3984.2015.0031},  DOI={10.1590/0100-3984.2015.0031},  number={5},  journal={Radiologia Brasileira},  publisher={Publicação do Colégio Brasileiro de Radiologia e Diagnóstico por Imagem},  author={Borem, Luciana Mendes Araújo and Stamoulis, Dimitrius Nikolaos Jaconi and Ramos, Ana Flávia Mundim},  year={2017},  month={Sep},  pages={345–346} }