@article{saraiva-romanholo_machado_almeida_nunes_martins_vieira_2009,  title={Non-asthmatic patients show increased exhaled nitric oxide concentrations},  volume={64},  ISSN={1807-5932},  url={https://doi.org/10.1590/S1807-59322009000100002},  DOI={10.1590/S1807-59322009000100002},  number={1},  journal={Clinics},  publisher={Faculdade de Medicina / USP},  author={Saraiva-Romanholo, Beatriz M. and Machado, Fabio S. and Almeida, Francine M. and Nunes, Maria do Patrocínio T. and Martins, Milton A. and Vieira, Joaquim E.},  year={2009},  month={Jan},  pages={5–10} }