Maintenance work on the ZORA databases is scheduled for Wednesday 22 May 2019 from 20:00-22:00. During this period ZORA and JDB will not be available. Thank you for your understanding.
Eisner, Barbara; Naenni, Nadja; Hüsler, Jürg; Hämmerle, Christoph; Thoma, Daniel; Sailer, Irena (2018). Three-Year Results of a Randomized Controlled Clinical Trial Using Submucosally Veneered and Unveneered Zirconia Abutments Supporting All-Ceramic Single-Implant Crowns. International Journal of Periodontics and Restorative Dentistry, 38(5):645-652.