Table 1.

The brand names, manufacturers, and chemical compositions of the materials used in the study.

Brand	Manufacturer	Chemical composition
inCoris ZI	Sirona Dental Systems GmbH, Bensheim, Germany	ZrO2+HfO2+Y2O3 (> 99.0), Al2O3 (< 0.5), Other oxides (< 0.5)
FiberSite	Mega Dental, Partanna, Italy	Glass fiber, epoxy resin matrix
Fiber glass post	Rely X, 3M Espe, Seefeld, Germany	Glass fibers embedded into a composite resin matrix
Rely X U200	3M ESPE, Seefeld, Germany	Base paste: Methacrylate monomers containing phosphoric acid groups, Methacrylate monomers, Silanated fillers, Initiator components, Stabilizers, Rheological additives
		Catalyst paste: Methacrylate monomers, Alkaline(basic) fillers, Silanated fillers, Initiator components, Stabilizers, Pigments, Rheological additives