@article{fu-i_gurgel_caetano_machado-vieira_wang_2020,  title={Psychotic and affective symptoms of early-onset bipolar disorder: an observational study of patients in first manic episode},  volume={42},  ISSN={1516-4446},  url={https://doi.org/10.1590/1516-4446-2019-0455},  DOI={10.1590/1516-4446-2019-0455},  number={2},  journal={Brazilian Journal of Psychiatry},  publisher={Associação Brasileira de Psiquiatria},  author={Fu-I, Lee and Gurgel, Wagner de S. and Caetano, Sheila C. and Machado-Vieira, Rodrigo and Wang, Yuan P.},  year={2020},  month={Mar},  pages={168–174} }