Objective To study the methods of plerosis of ulatrophia and ule defect.
目的研究修牙龈缺损和牙龈萎缩的方法。
Objective To study the methods of plerosis of ulatrophia and ule defect.
目的研究修牙龈缺损和牙龈萎缩的方法。
the second, the mechanism of plerosis is unsoundness, certain tipe or certain locus damage is not easy to plerosis.
另一种则是修机制不健全,某类某部位的损伤不易修。
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