الفهرس | Only 14 pages are availabe for public view |
Abstract The aim of this study was to evaluate the effect of preparation margin design and construction technique, on marginal accuracy of two provisional crowns. 40 intact mandibular teeth were used for this study. They were divided in to two major groups (20 each) group A (protemp crowns) and group B (Conventional provisional crowns). Each of these teeth were further divided into group 1 (shoulder finish line) and group 11 (chanfer finish line)10 for each group. |