@article{articlee498604b,
title   = {Cephalometric evaluation of Class II malocclusion treatment with cervical headgear and mandibular fixed appliances},
author = {Freitas, Marcos Roberto de and Lima, D. V. and Freitas, K. M. S. and Janson, Guilherme dos Reis Pereira and Henriques, José Fernando Castanha},
year = {2008},
doi = {10.1093/ejo/cjn039},
journal   = {European Journal of Orthodontics}
}