@article{seixas_costa-pinto_araújo_2011,  title={Checklist dos aspectos estéticos a serem considerados no diagnóstico e tratamento do sorriso gengival},  volume={16},  ISSN={2176-9451},  url={https://doi.org/10.1590/S2176-94512011000200016},  DOI={10.1590/S2176-94512011000200016},  number={2},  journal={Dental Press Journal of Orthodontics},  publisher={Dental Press International},  author={Seixas, Máyra Reis and Costa-Pinto, Roberto Amarante and Araújo, Telma Martins de},  year={2011},  month={Apr},  pages={131–157} }