@article{ferreira_camara_paula_zollinger_cavalcanti_bittencourt_2008,  title={Prevalence of hepatopulmonary syndrome in patients with decompensated chronic liver disease and its impact on short-term survival},  volume={45},  ISSN={0004-2803},  url={https://doi.org/10.1590/S0004-28032008000100007},  DOI={10.1590/S0004-28032008000100007},  number={1},  journal={Arquivos de Gastroenterologia},  publisher={Instituto Brasileiro de Estudos e Pesquisas de Gastroenterologia e Outras Especialidades - IBEPEGE. },  author={Ferreira, Palmireno Pinheiro and Camara, Edmundo José Nasri and Paula, Rogério Luis Porto de and Zollinger, Cláudio Celestino and Cavalcanti, Andréa Ribeiro and Bittencourt, Paulo Lisboa},  year={2008},  month={Jan},  pages={34–37} }