Effect of maxillary expansion combined with Twin-block on upper airway of children with mouth breathing and dentomaxillofacial malformation

GUO Jing-han, YU Li-ming, LI Yuan-yuan, LIU Yue-hua

Shanghai Journal of Stomatology . 2021, (6): 634 -638 . DOI: 10.19439/j.sjos.2021.06.014