1. Department of Occupational Health Engineering, Tabriz University of Medical Sciences, Tabriz, Iran
2. Department of Immunology, Tabriz University of Medical Sciences, Tabriz, Iran
3. Department of Anesthesiology, Tabriz University of Medical Sciences, Tabriz, Iran
4. Department of Statistics and Epidemiology, Tabriz University of Medical Sciences, Tabriz, Iran
5. Drug Applied Research Center (DARC), Tabriz University of Medical Sciences, Tabriz, Iran