| چکیده انگلیسی مقاله |
During the recent century, the prevalence of dental caries has been changed widely. Therefore, following industrial revolution of Europe in 19th century and industrialization of European countries as well as population increase in the cities and changes in nutritional diets of people, dental caries prevalence has rapidly increased. Thus, by feeling danger and improving awareness, These countries decided to prevent caries. This , lead to a considerable decrease in DMF indices. In developing countries, the situation was reversed and although industrial developments have happened, dental caries prevalence has been gradually increased. In this article, the etiology of these transitions is discussed and analyzed and practical solutions are mentioned. |
