@article{quitián_carvajal_soto_mora_2015,  title={Persistent Left Superior Vena Cava in Permanent Pacemaker Implantation},  volume={105},  ISSN={0066-782X},  url={https://doi.org/10.5935/abc.20150116},  DOI={10.5935/abc.20150116},  number={4},  journal={Arquivos Brasileiros de Cardiologia},  publisher={Sociedade Brasileira de Cardiologia - SBC},  author={Quitián, Jerson Hernando and Carvajal, José Julian and Soto, Mariana and Mora, Guillermo},  year={2015},  month={Oct},  pages={443–444} }