De Angelis P, Passarelli PC, Gasparini G, Boniello R, et al. Monolithic CAD-CAM lithium disilicate versus monolithic CAD-CAM zirconia for
single implant-supported posterior crowns using a digital workflow: A 3-year
cross-sectional retrospective study. J Prosthet Dent 2020;123:252-256.
PMID: 31202552