background & aim: regional odonto dysplasia (rod) is an unusual nonhereditary of teeth with significantly clinical and radiographic features. affected teeth usually remain unerupted or semi-erupted with a discolaration and irregular shape. radiographically these teeth have a large pulp chamber and thin layer of enamel and dentin with similar density. this article is introducing a female patient...

regional odontodysplasia (ro) is a rare developmental dental anomaly with an unknown etiology. it is more often seen in girls than boys. treatment of ro depends on the individual case. the aims of treatment should include aiding mastication and speech, improving aesthetics, reducing the psychological impact of the anomaly, allowing normal jaw growth and development, and if possible protection o...

since a long time ago, the persian gulf security has always formed the focus of attention of regional states and the world big powers. during the final years of the 20th and early 21st centuries given the changes and transformations occurring after the us war and iraq invasion, the significance of the region from security perspective increased. as a result, several conventions and special dialo...

background : one of the major health policy issues, in the both developed and developing countries, is the equality in the distribution of health resources. the aim of this study was to investigate the disparity in the distribution of health physical resources across the provinces of iran in 2001 and 2011. methods : this was a cross-sectional retrospective study which investigated inequality in...