The present paper is a comparative study of the historical origins of the emergence of the two Tafkik (Khorasan School of Gnostic Knowledge) and Akhbari schools. This paper is a prerequisite and an introduction to a simultaneous examination of the principles of Quranic interpretation in these two schools. In recent years, some research papers have named the Tafkik School a neo-Akhbari school an...

Normal 0 false false false EN-US X-NONE AR-SA 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 prev...