@article{pais-costa_martins_araujo_lima_paes_guimaraes_2013,  title={Cistoadenocarcinoma biliar extra-hepático mimetizando tumor de Klatskin},  volume={26},  ISSN={0102-6720},  url={https://doi.org/10.1590/S0102-67202013000100015},  DOI={10.1590/S0102-67202013000100015},  number={1},  journal={ABCD. Arquivos Brasileiros de Cirurgia Digestiva (São Paulo)},  publisher={Colégio Brasileiro de Cirurgia Digestiva},  author={Pais-Costa, Sergio Renato and Martins, Sandro Jose and Araujo, Sergio Luiz Melo and Lima, Olímpia Alves Teixeira and Paes, Marcio Almeida and Guimaraes, Marcio Lobo},  year={2013},  month={Jan},  pages={66–68} }