1. Department of Public Health, Maragheh University of Medical Sciences, Maragheh, Iran
2. Department of Environmental Health, School of Public Health, Bam University of Medical Sciences, Bam, Iran
3. Student Research Committee, Tabriz University of Medical Sciences, Tabriz, Iran
4. Department of Earth and Atmospheric Sciences, University of Houston, Houston, TX, USA
5. Research Centre for Environmental Pollutants; Department of Environmental Health Engineering, School of Health, Qom University of Medical Sciences, Qom, Iran
6. Non-communicable Disease Research Center, Department of Environmental Health Engineering, Sabzevar University of Medical Sciences, Sabzevar, Iran