3Mauro F, Augusto. A clinical expedence with empress crowns [J]. Int J Prosthodont, 1997,10(3) : 241-247.
4Chen Y, Miao X. Thermal and chemical stability of fiuoro- hydroxyapatite ceramics with different fluorine contents [J]. Biomaterials,2005,26(11) :1205-1210.
5徐君伍,主编.口腔修复学[M].北京:人民卫生出版社,2003.70.
6Rosenblum MA, Schulman A.A review of all-ceramic restoration [J]. J Am Dent Assoc,1997,128(5):297-307.
7Roop Kumar R, Wang M. Functionally graded bioactive coatings of hydroxyapatite/titanium oxide composite system[J].Matedals Letters, 2002,55(7): 155-157.
8Chert Y, Miao X. Thermal arid chemical stability of fluorohydroxyapatite ceramics with different fluorine contences[J].Bfomateria Is,2005,26(11):1205-1210.
9Moldovan O, Luthardt RG, Corcodel N, et al. Three-dimen- sional fit of CAD/CAM-made zireonia copings[J]. Dent Mater, 2011,27(12) : 1273-1278.
10Konopka L, Pietrzak A, Brzeziflska-lY/aszczyk E. Effect of scaling and root planing on interleukin-1β, interleukin-8 and MMP-8 levels in gingival crevicular fluid from chronic peri- odontitis patients[J]. J Periodontal Res, 2012, 47 (6) : 681- 688.