@article{articlebb6bc8a0,
title   = {Apical transportation associated with ProTaper® Universal F1, F2 and F3 instruments in curved canals prepared by undergraduate students},
author = {Brito-Júnior, Manoel and Faria e Silva, André Luís and Camilo, Carla Cristina and Pereira, Rodrigo Dantas and Braga, Neilor Mateus A. and Sousa Neto, Manoel Damião de},
year = {2014},
doi = {10.1590/1678-775720130464},
journal   = {Journal of Applied Oral Science}
}