El Nahass, Hani, Associate Professor of Periodontology, Faculty of Dentistry- Cairo University -  Cairo – Egypt. , Egypt

• Brazilian Dental Science Vol. 24 No. 3 (2021): Jul - Sep / 2021 - published Jul 2021 - Clinical or Laboratorial Research Manuscript
  Patient Satisfaction and Pink Esthetics of PEEK Versus Zirconium Abutments in the Esthetic Zone (A Randomized Controlled Trial)
  Abstract  PDF