1. Addiction and Behavioral Sciences Research Center, North Khorasan University of Medical Sciences, Bojnurd, Iran
2. Department of Epidemiology and Biostatistics, Faculty of Public Health, Kerman University of Medical Sciences, Kerman, Iran
3. Monash Centre for Occupational and Environmental Health, School of Public Health and Preventive Medicine, Monash University, Melbourne, Australia
4. Vector-borne Diseases Research Center, North Khorasan University of Medical Sciences, Bojnurd, Iran
5. Toronto Rehabilitation Centre, University Health Network, Toronto, Canada
6. Department of Occupational Health, Faculty of Public Health, Kerman University of Medical Sciences, Kerman, Iran