Studies have shown that tannic acid can remove the smear layer, but it has not yet been used in clinical root canal treatment.
有研究发现：鞣酸有去除玷污层的作用，但在根管治疗中的应用尚无进一步研究。
AIM: To evaluate the clinical effect of minocycline as a root conditioner for periodontal surgery.
目的：探讨牙周翻瓣术后用米诺环素作为根面处理剂的临床效果。
AIM: To discuss the clinical diagnosis and treatment of root canal system of mandibular second molars.
目的：探讨下颌第二磨牙根管系统的特征及临床诊断和治疗方法。
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