because of the complication and variation in anatomy and cause, the treatment of root furcation lesion was very difficult.

  • 根分叉区病变因其局部解剖复杂与多变,致病因素多种多样,病变破坏程度不同,治疗方法虽多但疗效不满意。

  • 互联网摘选 2026-07-13 02:05:43

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