1. Department of Occupational Health and Safety Engineering, School of Public Health, Zanjan University of Medical Sciences, Zanjan, Iran
2. Department of Occupational Health and Safety Engineering, School of Public Health and Safety, Shahid Beheshti University of Medical Sciences, Tehran, Iran
3. Department of Public Health, School of Public Health, Zanjan University of Medical Sciences, Zanjan, Iran
4. Research & Technology Group of Road Traffic Injury Prevention (RTIP), Zanjan University of Medical Sciences, Zanjan, Iran