Bacterial Penetration Through Screw Access Hole in Screw-Retained Monolithic Zirconia Implant Crowns-A Pilot In Vitro Study
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The purpose of this study was to test the bacterial penetration of screw access holes in monolithic zirconia implant crowns sealed using different methods. Twenty-four monolithic premolar zirconia crowns (IPS e.max ZirCAD) were divided into 4 groups (n = 6) ac... ...
