Tehran University of Medical Sciences Iranian Journal of Public Health 2251-6085 51 5 2022 05 08 1193 1194 Hoda Kamali Neurology Research Center, Kerman University of Medical sciences, Kerman, Iran Samaneh Hosseini Neurosciences Research Center, Tabriz University of Medical sciences, Tabriz, Iran Hossein Rezaei Aliabadi Department of Epidemiology and Biostatistics, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran Maryam Poursadeghfard Clinical Neurology Research Center, Shiraz University of Medical Sciences, Shiraz, Iran Mohammad Ali Sahraian Multiple Sclerosis Research Center, Neuroscience Institute, Tehran University of Medical Sciences, Tehran, Iran Sharareh Eskandarieh Multiple Sclerosis Research Center, Neuroscience Institute, Tehran University of Medical Sciences, Tehran, Iran 2019 08 28 2019 12 24 No Abstract   https://ijph.tums.ac.ir/index.php/ijph/article/view/18183 https://ijph.tums.ac.ir/index.php/ijph/article/download/18183/7610