@article{bairros_ugalde_yonamine_2021,  title={SIMPLE AND FAST DETERMINATION FOR GAMMA-HYDROXYBUTYRATE (GHB) IN URINE SAMPLE BY LLE AND GC-MS},  volume={44},  ISSN={0100-4042},  url={https://doi.org/10.21577/0100-4042.20170644},  DOI={10.21577/0100-4042.20170644},  number={2},  journal={Química Nova},  publisher={Sociedade Brasileira de Química},  author={Bairros, André Valle de and Ugalde, Gustavo Andrade and Yonamine, Mauricio},  year={2021},  month={Feb},  pages={211–216} }