Sherif Samir Bushra
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View article: The effect of aging on the translucency of contemporary zirconia generations: in-vitro study
The effect of aging on the translucency of contemporary zirconia generations: in-vitro study Open
Background The translucency of different zirconia generations at each time point after thermocycling aging is still lacking. Methods Four zirconia materials were used with a total of 60 samples produced from monolithic third generation (5Y…
View article: Influence of Thermo-mechanical Aging on Straight versus Angled Multi-Unit Abutments Screw Joint Stability
Influence of Thermo-mechanical Aging on Straight versus Angled Multi-Unit Abutments Screw Joint Stability Open
Purpose: Evaluate the screw joint stability of the straight versus angled Multi-Unit (MU) abutment following dynamic cyclic loading and thermo-cycling aging.Methods: This study compared abutment screws reverse torque values (RTVs) using th…