CBCT study on the improvement of upper airway in adolescents with skeletal class Ⅱ mandibular retrusion treated with modified muscle activator
FENG Yan, ZHANG Liang, LIU Hao, TANG Na
Journal of Hebei Medical University . 2022, (6): 702 -705,726 .  DOI: 10.3969/j.issn.1007-3205.2022.06.017