1. Department of Occupational Health, School of Public Health, Hamadan university of Medical Sciences, Hamadan, Iran
2. Center of Excellence for Occupational Health, Occupational Health and Safety Research Center, School of Public Health, Hamadan University of Medical Sciences, Hamadan, Iran
3. Department of Anesthesiology, Urology & Nefrology Research Center, Faculty of Medicine, Hamadan University of Medical Sciences, Hamadan, Iran
4. Research Center for Health Sciences, School of Public Health, Hamadan University of Medical Sciences, Hamadan, Iran