1. Branemark P. Osseointegration and its experimental background. J Prosth Dent 1983;50:399-410.

2. Jemt T, Bäck T, Petersson A. Precision of CNCmilled titanium frameworks for implant treatment in the edentulous jaw. Int J Prosthodont 1999;12:209- 15.

3. Shor A, Goto Y, Schuler R. Rehabilitation of the edentulous mandible with a fixed implant-supported prosthesis. Pract Proced Aesthet Dent 2004;16:729- 36.

4. Jemt T. Failures and complications in 391 consecutively inserted fixed prostheses supported by Brånemark implants in edentulous jaws: a study of treatment from the time of prosthesis placement to the first annual checkup. Int J Oral Maxillofac Implants 1991;6:270-6.

5. Tan KB, Rubenstein JE, Nicholls JI, et al. Threedimensional analysis of the casting accuracy of one-piece, osseointegrated implant-retained prostheses. Int J Prosthodont 1993;6:346-63.

6. Kan JY, Rungcharassaeng K, Bohsali K, et al. Clinical methods for evaluating implant framework fit. J Prosthet Dent. 1999;81:7-13.

7. Ortorp A, Jemt T, Bäck T, et al. Comparisons of precision of fit between cast and CNC-milled titanium implant frameworks for the edentulous mandible. Int J Prosthodont 2003;16:194-200.

8. Ortorp A, Jemt T. Clinical experiences of computer numeric control-milled titanium frameworks supported by implants in the edentulous jaw: a 5- year prospective study. Clin Implant Dent Relat Res. 2004;6:199-209.