@article{kawabata_dantas_kato_normando_2016,  title={Color changes of esthetic orthodontic ligatures evaluated by orthodontists and patients: a clinical study},  volume={21},  ISSN={2176-9451},  url={https://doi.org/10.1590/2177-6709.21.5.053-057.oar},  DOI={10.1590/2177-6709.21.5.053-057.oar},  number={5},  journal={Dental Press Journal of Orthodontics},  publisher={Dental Press International},  author={Kawabata, Edilene and Dantas, Vera Lucia and Kato, Carlos Brito and Normando, David},  year={2016},  month={Sep},  pages={53–57} }