Results There were multiple layers of the cells and much collagen on FDB before the impaction.

 
  • 壓縮后即刻,凍干骨與沖擊器接觸的外表面基本無(wú)細胞存在,剖開(kāi)面可見(jiàn)細胞片狀掀起,碎片多;
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