@article{article4024387a,
title   = {A rapid maxillary expander with differential opening},
author = {Garib, Daniela Gamba and Garcia, Lourival de Castro and Pereira, Vagner and Lauris, Rita de Cássia Moura Carvalho and Yen, Stephen},
year = {2014},
journal   = {Journal of Clinical Orthodontics}
}