@article{barbosa_2001,  title={Zinc therapy for Wilson's disease: study of 20 cases},  volume={59},  ISSN={0004-282X},  url={https://doi.org/10.1590/S0004-282X2001000400035},  DOI={10.1590/S0004-282X2001000400035},  number={3A},  journal={Arquivos de Neuro-Psiquiatria},  publisher={Academia Brasileira de Neurologia - ABNEURO},  author={Barbosa, Egberto Reis},  year={2001},  month={Sep},  pages={646–647} }