Tehran University of Medical Sciences Iranian Journal of Public Health 2251-6085 46 11 2017 11 01 1601 1602 Rouhullah DEHGHANI Social Determinants of Health (SDH) Research Center, Kashan University of Medical Sciences, Kashan, Iran AND Dept. of Environmental Health, School of Health, Kashan University of Medical Sciences, Kashan, Iran Mohammad Ali SAHRAIAN Neuroscience Institute, Tehran University of Medical Sciences, Tehran, Iran Masoud YUNESIAN Center for Air Pollution Research, Institute for Environmental Research, Tehran University of Medical Sciences, Tehran, Iran Mostafa HADEII Dept. of Environmental Health, School of Health, Sabzevar University of Medical Sciences, Sabzevar, Iran Hamid Reza GILASI Dept. of Epidemiology, School of Health, Shahid Beheshti University of Medical Sciences, Tehran, Iran Vahid KAZEMI-MOGHADDAM Dept. of Environmental Health, School of Health, Neyshabur University of Medical Sciences, Neyshabur, Iran 2017 11 01 2017 11 01 Reply to Urbanization Theory for Growing Trend of Multiple Sclerosi https://ijph.tums.ac.ir/index.php/ijph/article/view/11499 https://ijph.tums.ac.ir/index.php/ijph/article/download/11499/5837