Objective: To evaluate the orthopedic effects of a new method to treat skeletal crossbite in the early mixed dentition. ......

目的：探讨联冠[牙合]垫配合直丝弓矫治器治疗恒牙列前牙反[牙合]的临床效果。方法：选择恒牙期牙性前牙反病人22例,戴用联冠[牙合]......