[1] Kononen M,Horma M,Kivilahti J,et a1.Effects of surface processing on the attachment,orientation and proliferation of human gingival fibroblasts on titanium [J].J Biomed Mater Res, 1992,26:1325.
[2] Meadows R.Transplantation in rend histopathology[M]. 2nd ed. Britain: Oxford University Press, 1978:500-536.