Bösch, Adrian; Jung, Ronald Ernst; Sailer, Irena; Goran, Benic; Hämmerle, Christoph Hans; Thoma, Daniel Stefan (2018). Single-Tooth Replacement Using Dental Implants Supporting All-Ceramic and Metal-Based Reconstructions: Results at 18 Months of Loading. International Journal of Periodontics and Restorative Dentistry, 38(2):173-179.
Zembic, Anja; Bösch, Adrian; Jung, Ronald E; Hämmerle, Christoph H F; Sailer, Irena (2013). Five-year results of a randomized controlled clinical trial comparing zirconia and titanium abutments supporting single-implant crowns in canine and posterior regions. Clinical oral implants research, 24(4):384-390.