@article{floriano_silvinato_bacha_barbosa_tanni_bernardo_2023, title={Effectiveness of wearing masks during the COVID-19 outbreak in cohort and case-control studies: a systematic review and meta-analysis}, volume={49}, ISSN={1806-3713}, url={https://doi.org/10.36416/1806-3756/e20230003}, DOI={10.36416/1806-3756/e20230003}, number={6}, journal={Jornal Brasileiro de Pneumologia}, publisher={Sociedade Brasileira de Pneumologia e Tisiologia}, author={Floriano, Idevaldo and Silvinato, Antônio and Bacha, Hélio Arthur and Barbosa, Alexandre Naime and Tanni, Suzana and Bernardo, Wanderley Marques}, year={2023}, pages={e20230003} }