The Iranian Journal of Epidemiology (IJE) is the academic epidemiological journal of Iran, published from 2005 onward in Persian with abstract in English language by Tehran University of Medical Sciences. It has been published quarterly. Iranian Journal of Epidemiology covers all different fields of epidemiology, as a multidisciplinary science. The journal publish original articles from all divisions of Epidemiology in its diverse contexts & its primary focus is on clinical medicine, public health, and health care delivery. The IJE is a scientific and research peer reviewed journal, seeks to publish original articles, review articles, case report and short communication. IIJE also seeks to provide its readers with the highest quality materials published through a process of careful double-blind peer reviews and editorial comments. Iranian Journal of Epidemiology is currently abstracted and indexed in the bibliographical databases including Scopus, Embase, Index Medicus for WHO Eastern Mediterranean Region (IMEMR), Committee of Publication Ethics (COPE) and Index Copernicus. Also it is available in Persian language through SID, IranMedex and Magiran collections.