@article{demarco_meireles_masotti_2009, title={Over-the-counter whitening agents: a concise review}, volume={23}, ISSN={1806-8324}, url={https://doi.org/10.1590/S1806-83242009000500010}, DOI={10.1590/S1806-83242009000500010}, journal={Brazilian Oral Research}, publisher={Sociedade Brasileira de Pesquisa Odontológica - SBPqO}, author={Demarco, Flávio Fernando and Meireles, Sônia Saeger and Masotti, Alexandre Severo}, year={2009}, month={June}, pages={64–70} }