@article{articlef245230d,
title   = {Apical root resorption comparison between Fränkel and eruption guidance appliances},
author = {Janson, Guilherme dos Reis Pereira and Nakamura, Alexandre and Freitas, Marcos Roberto de and Henriques, José Fernando Castanha and Pinzan, Arnaldo},
year = {2007},
doi = {10.1016/j.ajodo.2005.06.038},
journal   = {American Journal of Orthodontics and Dentofacial Orthopedics}
}