Fouad, H. F. ., Elkhadem , A. H. ., Elkerdawy , M. W. ., & Elfar , M. M. . (2022). Influence of abutment angulation on implant failure in immediately placed and restored implants in the esthetic zone: a randomized clinical trial. Brazilian Journal of Oral Sciences, 21(00), e226999. https://doi.org/10.20396/bjos.v21i00.8666999