@article{oliveira_nunes_coutinho_sena_2009,  title={Review of the efficacy of placebo in comparative clinical trials between typical and atypical antipsychotics},  volume={31},  ISSN={1516-4446},  url={https://doi.org/10.1590/S1516-44462009000100013},  DOI={10.1590/S1516-44462009000100013},  number={1},  journal={Brazilian Journal of Psychiatry},  publisher={Associação Brasileira de Psiquiatria},  author={Oliveira, Irismar Reis de and Nunes, Paulo Menezes and Coutinho, Domingos Macedo and Sena, Eduardo Pondé de},  year={2009},  month={Mar},  pages={52–56} }