1. Indirect restoration use;Christensen;JADA,2012
2. Survival of zirconia- and metal-supported fixed dental prostheses: a systematic review;Heintze;Int J Prosth,2010
3. A clinical comparison of zirconia, metal and alumina fixed-prosthesis frameworks veneered with layered or pressed ceramic: a three-year report;Christensen;JADA,2010
4. Five-year clinical results of zirconia frameworks for posterior fixed partial dentures;Sailer;Int J Prosthodont,2007
5. A four-year prospective clinical evaluation of zirconia and metal–ceramic posterior fixed dental prostheses;Pelaez;Int J Prosthodont,2012