To systematically review the literature to evaluate the recurrence of disease of people in long-term supportive periodontal care (SPC), previously treated for periodontitis, and determine the effect of different methods of managing recurrence. The review focused on stage IV periodontitis.

中文翻译：

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牙周炎的复发和进展以及长期护理中的管理方法：系统评价和荟萃分析

系统回顾文献，评估长期支持性牙周护理 (SPC) 患者的疾病复发情况，这些患者之前接受过牙周炎治疗，并确定不同治疗复发方法的效果。审查的重点是 IV 期牙周炎。