@misc{misc4253f6bb,
title   = {Evaluation of apical leakage of three root canal preparation techniques},
author = {Andrade, W. B. and Haddad Filho, M. S. and Neiva, V. L. M. and Caldeira, Celso Luiz and Medeiros, João Marcelo Ferreira de},
year = {2002},
booktitle   = {International Association for Dental Research. Brazilian Division}
}