@article{pereira_fernandes_anção_peres_atallah_faresin_1999,  title={Prospective assessment of the risk of postoperative pulmonary complications in patients submitted to upper abdominal surgery},  volume={117},  ISSN={1516-3180},  url={https://doi.org/10.1590/S1516-31801999000400003},  DOI={10.1590/S1516-31801999000400003},  number={4},  journal={Sao Paulo Medical Journal},  publisher={Associação Paulista de Medicina - APM},  author={Pereira, Eanes Delgado Barros and Fernandes, Ana Luisa Godoy and Anção, Meide da Silva and Peres, Clóvis de Araújo and Atallah, Álvaro Nagib and Faresin, Sonia Maria},  year={1999},  month={Jul},  pages={151–160} }