Objective To investigate the application of self-threading pins in the preservative of teeth with large area defects.

目的：探讨自攻自断螺纹钉在大面积缺损牙保存性修复中的应用。

youdao

Objective To investigate the application of self-threading pins in the preservative of teeth with large area defects.

目的：探讨自攻自断螺纹钉在大面积缺损牙保存性修复中的应用。

youdao