改良反式Twin-Block对安氏Ⅲ类骨性错(牙合)的矫治效果及稳定性研究
개량반식Twin-Block대안씨Ⅲ류골성착(아합)적교치효과급은정성연구
Evaluation on treatment effects and stability of class Ⅲ malocclusion with Twin-Block