Mechanical behavior of posterior all-ceramic hybrid-abutment-crowns versus hybrid-abutments with separate crowns—A laboratory study

Nouh, Ingy; Kern, Matthias; Sabet, Ahmed E; Aboelfadl, Ahmad K; Hamdy, Amina M; Chaar, Mohamed S; Ahmed Hani Mohamed Tawfik; amina hamdy; Osama, Fares; Lobna Mohamed; Nada Diaa; Noura Khaled; Youstina Youssif; Abadir Ghaly;