Tehran University of Medical Sciences Iranian Journal of Public Health 2251-6085 46 8 2017 07 17 1145 1146 Salman KHAZAEI Dept. of Epidemiology, School of Public Health, Hamadan University of Medical Sciences, Hamadan, Iran Somayeh KHAZAEI Dept. of Para-Medicine, Rafsanjan University of Medical Sciences, Rafsanjan, Iran Kamyar MANSORI Dept. of Epidemiology, School of Medicine, Kurdistan University of Medical Sciences, Sanandaj, Iran Erfan AYUBI Dept. of Epidemiology, School of Public Health, Shahid Beheshti University of Medical Sciences, Tehran, Iran 2017 07 17 2017 07 17 Please provide alternate text for this image to ensure accessibility for users with text-only browsers or assistive devices https://ijph.tums.ac.ir/index.php/ijph/article/view/10619 https://ijph.tums.ac.ir/index.php/ijph/article/download/10619/5265