Efficiency of Class II subdivision malocclusion treatment with 3 and 4 premolar extractions - Janson, Guilherme; Baldo, Taiana; Garib, Daniela; Barros, Sérgio Estelita; Poletto, Raquel Silva; Santos, Patricia Bittencourt dos (American Journal of Orthodontics and Dentofacial Orthopedics, 2016)