Mechanical stability of screw-retained monolithic and bi-layer posterior hybrid abutment crowns after thermomechanical loading: an in vitro study - Spitznagel, Frank Akito; Bonfante, Estevam Augusto; Campos, Tiago Moreira Bastos; Vollmer, Maximilian A.; Boldt, Johannes; Doerken, Sam; Gierthmuehlen, Petra Christine (Materials, 2021)