@article{gavini_santos_caldeira_machado_freire_iglecias_peters_candeiro_2018,  title={Nickel–titanium instruments in endodontics: a concise review of the state of the art},  volume={32},  ISSN={1806-8324},  url={https://doi.org/10.1590/1807-3107bor-2018.vol32.0067},  DOI={10.1590/1807-3107bor-2018.vol32.0067},  journal={Brazilian Oral Research},  publisher={Sociedade Brasileira de Pesquisa Odontológica - SBPqO},  author={Gavini, Giulio and Santos, Marcelo dos and Caldeira, Celso Luis and Machado, Manoel Eduardo de Lima and Freire, Laila Gonzales and Iglecias, Elaine Faga and Peters, Ove Andrea and Candeiro, George Táccio de Miranda},  year={2018},  pages={e67} }