@article{article71d6b52f,
title   = {Micro-CT evaluation of calcium hydroxide removal through passive ultrasonic irrigation associated with or without an additional instrument},
author = {Silva, L. J. M. and Pessoa, O. F. and Teixeira, M. B. G. and Gouveia, Cecília Helena and Braga, Roberto Ruggiero},
year = {2014},
doi = {10.1111/iej.12374},
journal   = {International Endodontic Journal}
}