The Bar-shaped zirconia specimens had been Slice to include each of the levels from translucent to dentin In Multilayered Primary and Multilayered HTML groups. All specimens were being fully sintered right after slicing from multilayered zirconia discs and subjected to a few-stage flexural strength examination using the common testing device. https://www.directivepublications.org/journal-of-dentistry-and-oral-research/