目的了解拜阿蒙（BAM）骨诱导人工骨通过引导牙周骨组织再生术治疗重度牙周炎患牙的临床疗效。
Objective To observe clinic curative effect on treating serious periodontitis with BAM artificial bone by periodontal guided bone regeneration(PGBR) technique in one year.
目的比较引导组织再生联合应用根内骨内种植的方法与单纯应用引导组织再生术治疗牙周病的临床疗效。
Objective: To evaluate the effectiveness of using absorbable collagen membrane in the guided bone regeneration for dental immediate implants.
目的比较引导组织再生联合应用根内骨内种植的方法与单纯应用引导组织再生术治疗牙周病的临床疗效。
Objective: To evaluate the effectiveness of using absorbable collagen membrane in the guided bone regeneration for dental immediate implants.
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