@article{souza_sousa_figueiredo_dantas_colombo_pécora_2012,  title={Influence of apical foramen lateral opening and file size on cemental canal instrumentation},  volume={23},  ISSN={0103-6440},  url={https://doi.org/10.1590/S0103-64402012000200006},  DOI={10.1590/S0103-64402012000200006},  number={2},  journal={Brazilian Dental Journal},  publisher={Fundação Odontológica de Ribeirão Preto},  author={Souza, Ronaldo Araújo and Sousa, Yara T. Corrêa Silva and Figueiredo, José Antônio Poli de and Dantas, João da Costa Pinto and Colombo, Suely and Pécora, Jesus Djalma},  year={2012},  month={Mar},  pages={122–126} }