ObjectiveTo observe the effects of the two kinds of rigid fixed bridge design on the stress of the alveolar bone of mandibular first molar after hemisection.
目的观察下颌第一磨牙半切术后两种双端固定桥修复对牙槽骨应力分布的影响。
Abstract: Objective to explore the clinical efficacy of making union crown restoration with adjacent tooth after hemisection to repair and retain molar teeth.
摘要目的探讨牙半切除术后与邻牙联冠修复保留磨牙的临床疗效。
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