1. The single-tooth implant as a standard of care (editorial);Newman;Int J Oral Maxillofac Implants,1999
2. Clinical effectiveness of implant-supported single-tooth replacement: the toronto study;Avivi-Arber;Int J Oral Maxillofac Implants,1996
3. The effect of all-ceramic and porcelain-fused-to-metal restorations on marginal peri-implant soft tissue color: a randomized controlled clinical trial;Jung;Int J Periodontics Restorative Dent,2008
4. Optical phenomenon of peri-implant soft tissue. Part I. Spectrophotometric assessment of natural tooth gingival and peri-implant mucosa;Park;Clin Oral Implant Res,2007
5. Randomized-controlled clinical trial of customized zirconia and titanium implant abutments for single tooth implants in canine and posterior regions: 3-year results;Zembic;Clin Oral Implant Res,2009