1. Department of Occupational Health and Safety Engineering, Faculty of Health, Shiraz University of Medical Sciences, Shiraz, Iran
2. Department of Occupational Health, Health Faculty, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran
3. Research Center of Prevention, and Epidemiology of Non-Communicable Disease, Department of Biostatistics and Epidemiology, School of Public Health, Shahid Sadoughi University of Medical Sciences, Yazd, Iran
4. Department of Occupational Health and Ergonomics, School of Health, Shiraz University of Medical Sciences, Shiraz, Iran