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. Author manuscript; available in PMC: 2020 May 1.
Published in final edited form as: Dent Mater. 2019 Mar 1;35(5):763–771. doi: 10.1016/j.dental.2019.02.022

Figure 2:

Figure 2:

SEM images of the center area of the wear crater. To better depict the macro-scale roughness of the glass-ceramic wear crater surface (E), the image was captured using a field-width 10 times wider (×200 magnification) than that for the zirconia groups (A to D, ×2k magnification).