@article{diniz_vilhena_paulo_barbosa_mateo_2015,  title={Simultaneous Determination of Catecholamines and Metanephrines in Urine by Liquid Chromatography Electrospray Ionization Tandem Mass Spectrometry: Successful Clinical Application},  volume={26},  ISSN={0103-5053},  url={https://doi.org/10.5935/0103-5053.20150142},  DOI={10.5935/0103-5053.20150142},  number={8},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Diniz, Maria E. R. and Vilhena, Leandro S. and Paulo, Breno P. and Barbosa, Tatiana C. C. and Mateo, Elvis C.},  year={2015},  month={Aug},  pages={1684–1691} }