5Schwartzwalde K,Somess AV. Method of making porous ceramic articles[P]. US: 30990094,1963.
6Rahaman MN, Day DE, Sonny Bal B, et al. Bioactive glass in tissue engineering[ J ]. Acta Biomaterialia, 2011, 7 ( 6 ) : 2355- 2373.
7Kim M, Franco RA, Lee BT. Synthesis of functional gradient BCP/ ZrO2 bone substitutes using ZrO2 and BCP nanopowders [ J ]. J Eur Ceram Soc,2011, 31(9) : 1541-1548.
8Kim HW, Lee SY, Bae C J, et al. Porous ZrO2 bone scaffold coated with hydroxyapatite with fluorapatite intermediate layer [ J ]. Biomaterials,2003, 24 (19) : 3277-3284.
9Yang JZ, Sultana R, Hu XZ, et al. Porous hydroxyapatite coat- ing on strong ceramic substrate fabricated by low density slip coat- ing-deposition and coating-substrate co-sintering [ J ]. J Eur Ce~ ram Soc,2011, 31(12): 2065-2071.
10Tadic D, Beckmann F, Schwarz K, et al. A novel method to pro- duce hydroxyapatite objects with interconnecting porosity that a- voids sintering[J]. Biomaterials ,2004, 25 (16) : 3335-3340.