@article{watanabe_2020,  title={Hyperkalemia in chronic kidney disease},  volume={66},  ISSN={0104-4230},  url={https://doi.org/10.1590/1806-9282.66.S1.31},  DOI={10.1590/1806-9282.66.S1.31},  journal={Revista da Associação Médica Brasileira},  publisher={Associação Médica Brasileira},  author={Watanabe, Renato},  year={2020},  pages={s31–s36} }