1. Department of Environmental management-HSE, Ahvaz Branch, Islamic Azad University, Ahvaz, Iran
2. Environmental Technologies Research Center, School of Public Health, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran
3. Department of Occupational Health Engineering, School of Public Health, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran