Objective To study treatment method that improve the chronic periapical periodontitis.

目的探讨慢性根尖周炎的治疗方法.

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Objective : To observe effects of replantation on treatment of serious periapical periodontitis of molar.

目的: 观察意向再植术治疗磨牙根尖周炎的临床疗效.

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Objective To investigate the effect of tinidazole on the induced rat periapical periodontitis.

目的探讨替硝唑对诱发性大鼠根尖周炎的作用效应.

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Objective: Toobserve the effects of tooth replantation on refractory periapical periodontitis in aged patients.

目的: 探讨老年人根管治疗失败病例的牙再植术的临床效果.

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Objective : To observe the clinical effect of the metronidazole - dexamethasone paste on periapical periodontitis of deciduous molar.

目的: 观察甲硝唑 — 地塞米松糊剂在乳磨牙有窦道型慢性根尖周炎治疗中的临床疗效.

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AIM: Observe the clinic effect of Co. Tinidazole Taste in periapical periodontitis of deciduous molar.

目的: 观察复方替硝唑糊剂在乳磨牙有窦道型慢性根尖周炎治疗中的临床疗效.

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