Clinical Trials Study
Copyright ©2014 Baishideng Publishing Group Inc.
World J Stem Cells. Sep 26, 2014; 6(4): 497-504
Published online Sep 26, 2014. doi: 10.4252/wjsc.v6.i4.497
Figure 2
Figure 2 Scanning electron microscopy images of some bone graft substitutes in the negative control group. A, B: Highly porous β-tricalcium phosphate (β-TCP) - (Negative control group); C, D: β-TCP (Negative control group); E, F: Hydroxyapatite (Negative control group); G, H: Calcium sulphate (Negative control group).