@article{molin_trevisol_2017,  title={Persistent severe hypokalemia: Gitelman syndrome and differential diagnosis},  volume={39},  ISSN={0101-2800},  url={https://doi.org/10.5935/0101-2800.20170058},  DOI={10.5935/0101-2800.20170058},  number={3},  journal={Brazilian Journal of Nephrology},  publisher={Sociedade Brasileira de Nefrologia},  author={Molin, Christine Zomer Dal and Trevisol, Daisson José},  year={2017},  month={Jul},  pages={337–340} }