AIM: To evaluate the clinical effects of scaling and root planning combined with application of Gu Chi local slow-release delivery agent in chronic periodontitis.
目的：观察局部应用中药固齿缓释剂治疗慢性牙周炎的临床疗效。
AIM: To evaluate the clinical effects of scaling and root planning combined with application of Gu Chi local slow-release delivery agent in chronic periodontitis.
目的：观察局部应用中药固齿缓释剂治疗慢性牙周炎的临床疗效。
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