AIM: To observe the effects of periodontal and orthodontic treatment on patients of periodontitis with crowding and occlusal traumatic teeth.
目的：探讨牙周炎伴牙列拥挤病人在常规牙周治疗和正畸治疗后的牙周改善情况。
AIM: To observe the effects of periodontal and orthodontic treatment on patients of periodontitis with crowding and occlusal traumatic teeth.
目的：探讨牙周炎伴牙列拥挤病人在常规牙周治疗和正畸治疗后的牙周改善情况。
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