Research Article
Survey of Screw-Retained versus Cement-Retained Implant Restorations in Saudi Arabia
Figure 2
Implant manufacturers products: Biomet 3i, Inc. (Palm Beach Gardens, Florida); Astra Tech, Inc. (Waltham, Mass); Nobel Biocare AB (Göteborg, Sweden); Straumann USA, LLC (Andover, MA); and Anthogyr (Sallanches, France).