1. A 15-year study of osseointegrated implants in the treatment of the edentulous jaw;Adell;Int J Oral Surg,1981
2. Strength and mode of failure of single implant all-ceramic abutment restorations under static load;Tripodakis;Int J Prosthodont,1995
3. Ceramic abutments—a new era in achieving optimal esthetics in implant dentistry;Yildirim;Int J Periodontics Restor Dent,2000
4. Posterior implants using a new ceramic material;Jackson;J Dent Technol,1999
5. Flexural strength of Cerec 2 machined and jointed InCeram-Alumina and InCeram-Zirconia bars;Apholt;Dent Mater,2001