@article{lopes_roncalli_2020,  title={Biopsychosocial factors associated to self-percepted sleep function in Brazilian elderly people: analysis of a national survey},  volume={23},  ISSN={1415-790X},  url={https://doi.org/10.1590/1980-549720200083},  DOI={10.1590/1980-549720200083},  journal={Revista Brasileira de Epidemiologia},  publisher={Associação Brasileira de Saúde Coletiva},  author={Lopes, Johnnatas Mikael and Roncalli, Angelo Giuseppe},  year={2020},  pages={e200083} }