取昆明小鼠90只，随机分为3组，牛松质骨粒组、天然珊瑚组和磷酸三钙组，每组30只。
Totally 90 Kunming mice were divided randomly into bovine cancellous particles group natural coral group and TCP group with 30 in each group.
取昆明小鼠90只，随机分为3组，牛松质骨粒组、天然珊瑚组和磷酸三钙组，每组30只。
Totally 90 Kunming mice were divided randomly into bovine cancellous particles group natural coral group and TCP group with 30 in each group.
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