@article{casagrande_bodnar_winkelmann_2024,  title={Hemodynamic and respiratory variation in the six-minute walk test in patients undergoing cardiac surgery: a cross-sectional study},  volume={31},  ISSN={1809-2950},  url={https://doi.org/10.1590/1809-2950/e22021424en},  DOI={10.1590/1809-2950/e22021424en},  journal={Fisioterapia e Pesquisa},  publisher={Universidade de São Paulo},  author={Casagrande, Julia and Bodnar, Emely Teixeira and Winkelmann, Eliane Roseli},  year={2024},  pages={e22021424en} }