@article{articleda186b33,
title   = {Effects of intrusion combined with anterior retraction on apical root resorption},
author = {Martins, Décio Rodrigues and Tibola, Douglas and Janson, Guilherme and Maria, Fábio Rogério Torres},
year = {2012},
doi = {10.1093/ejo/cjq178},
journal   = {European Journal of Orthodontics}
}