al Aggan, Nabil, Sameh Mahmoud Nabih, and Abd Allah Ahmed Abd Al Hady. 2023. “Influence of the Cervical Margin Relocation on Stress Distribution -: A Finite Element Analysis on Lower First Molar Restored by Direct Nano-Ceramic Composite ”. Brazilian Journal of Oral Sciences 22 (00). Limeira, SP:e230356. https://doi.org/10.20396/bjos.v22i00.8670356.