1. Tuberculosis and Lung Disease Research Center, Tabriz University of Medical Sciences, Tabriz, Iran
2. Research Center for Evidence Based Medicine, Tabriz University of Medical Sciences, Tabriz, Iran
3. Department of Anesthesiology and Critical Care Medicine, Faculty of Medicine, Tabriz University of Medical Sciences, Tabriz, Iran
4. Student Research Committee, Tabriz University of Medical Sciences, Tabriz, Iran
5. Road Traffic Injury research center, Tabriz university of medical sciences, Tabriz, Iran