El-Shabrawy, M. M.; A Zaki, A.; Elguindy, J.; El Nahass, H. .; Abou Bakr, K. Patient Satisfaction and Pink Esthetics of PEEK Versus Zirconium Abutments in the Esthetic Zone (A Randomized Controlled Trial). BDS 2021, 24 (3). https://doi.org/10.14295/bds.2021.v24i3.2509.