Figure 4.
(A) Y-TZP ceramic specimens bonded after cementation with Z-Prime Plus ceramic primer without air abrasion (Group VI). (B) Y-TZP ceramic specimens bonded after cementation with Z-Prime Plus ceramic prime with air abrasion (Group III). Magnification, ×150. Y-TZP, yttria-stabilized tetragonal zirconia polycrystal.
