Research Article
Remineralizing Efficacy of Fluorohydroxyapatite Gel on Artificial Dentinal Caries Lesion
Figure 2
SEM image for the hexagonal crystal on the artificial caries surface of Group FHA. (a) The diameter of the hexagonal crystal was about 1 μm. (b) The thickness of the hexagonal crystal was about 4~5 μm.
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