Methods 36 patients with Angle Class III malocclusion, 20 boys, 16 girls, were treated with modified Andresen Appliance.
方法36例临床诊断为功能性安氏III类错牙合的患者，其中男2 0例，女16例。
Methods 36 patients with Angle Class III malocclusion, 20 boys, 16 girls, were treated with modified Andresen Appliance.
方法36例临床诊断为功能性安氏III类错牙合的患者，其中男2 0例，女16例。
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