Effect of Er: YAG laser on the bond strength of glass ceramic to bleached enamel and mechanism investigation
This study aimed to evaluate the efficacy of Er: YAG laser treatment for glass-ceramic bonding to bleached enamel and to further investigate the potential mechanisms. This in vitro study included 132 molars, with each molar used to prepare a single specimen. A total of 48 enamel slices, 48 enamel blocks, and 36 embedde...